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Frank, A.B., Frei, R., Moutafi, I., Voutsaki, S., Orgeolet, R., Kristiansen, K., Frei, K.M., 2021. The geographic distribution of bioavailable strontium isotopes in Greece – A base for provenance studies in archaeology. Science of The Total Environment 791, 148156. https://doi.org/10.1016/j.scitotenv.2021.148156

Reiter S.S., Møller N.A., Nielsen B.H., Bech J.H., Olsen A.L.H., Jørkov, M-L. S., Kaul, F., Mannering, U., Frei, K.M. (2021) Into the fire: Investigating the introduction of cremation to Nordic Bronze Age Denmark: A comparative study between different regions applying strontium isotope analyses and archaeological methods. PLOS ONE 16(5): e0249476. https://doi.org/10.1371/journal.pone.0249476

Blank, M., Sjögren, K-G, Knipper, C., Frei, K.M., Malmström, H., Fraser, M., Svensson, E.M., Günther, T., Yngve, H., Jakobsson, M., Götherström, A., and Storå, J. (2021). Mobility patterns in inland southwestern Sweden during the Neolithic and Early Bronze Age. Archaeological and Anthropological Sciences 13:64 https://doi.org/10.1007/s12520-021-01294-4

Ladegaard-Pedersen P, Sabatini S, Frei R, Kristiansen K, Frei K.M. (2021). Testing Late Bronze Age mobility in southern Sweden in the light of a new multi-proxy strontium isotope baseline of Scania. PLOS ONE 16(4): e0250279. https://doi.org/10.1371/journal.pone.0250279

Frei, K.M., and Klingenberg, S. (2021) Re- visiting the Roman Iron Age Hoby chieftain burial after 100 years of its discovery - adding the strontium isotopic perspective. Danish Journal of Archaeology, 10: 1-16, https://doi.org/10.7146/dja.v10i0.122601

Frei K.M., (2021) Danmark er et bronzealderparadis, ÆRA historiemagasin, RÆSON Medier, Nr.1, 20-31.

Frank, A.B., Frei, R., Triantaphyllou, M., Vassilakis, E., Kristiansen, K. and Frei, K.M. (2021). Isotopic range of bioavailable strontium on the Peloponnese peninsula, Greece: A multi-proxy approach. Science of The Total Environment, 774: 145181. https://doi.org/10.1016/j.scitotenv.2021.145181



Kristiansen, K., Melheim, L., Bech, J-H., Mortensen, M.F., and Frei, K.M., (2020) Thy at the Crossroads: A Local Bronze Age Community’s Role in a Macro-Economic System, In: Contrasts of the Nordic Bronze Age; eds. Austvoll, K.I., Eriksen, M.H., Fredriksen, P.D., Melheim, L., Prøsch-Danielsen, L. and Skogstrand L. Brepols Publishers, Belgium, chapter 10, 269-282, ISBN: 978-2-503-58877-3

Kaul, F. and Varberg, J. (2020) Under landingsbanen – om glasperler og Nationalmuseets udgravninger under besættelsen i 1940-45: 29-31. In: Gebauer, A.B., Haslund Hansen, A., Kaul, F., Lumsden, S., Lund, I., Madsen, P.K., Mannering, U., Muth-Frederiksen, S., Pedersen, A., Pentz, P., Schierup, S., Petersen, P.V. and Varberg, J. (2020) Oldtid – Udenfor murene. In: (Per Kristian Madsen, Ingeborg Zacho Rath & Ingrid Wass eds.) Nationalmuseets Arbejdsmark 1940-2020. Dedicated to Her Majesty Queen Margrethe II on the occasion of her 80th birthday, on April 16th 2020. Tilegnet Hendes Majestæt Dronning Margrethe 2., i anledning af 80-års fødselsdagen den 16. april 2020: 15-43.

Kaul, F. (2020) Middle Bronze Age Long Distance Exchange through Europe and Beyond. In: Ivantchik, A. and Mordvintseva, V. I. (eds.), Contact Zones of Europe from the 3rd Millenium BC to the 1st Millenium AD. Proceedings of the International Conference, “Humbold-Kolleg” held in Moscow 29th September-2nd of October 2017 (Institute of World History, Russian Academy of Sciences). Ancient Civilizations from Scythia to Siberia, vol 26. Brill Publishers, Leyden, Netherlands: 266-274. (ISS 0929-077X)

Kaul, F. and Varberg, J. (2020) Von Ägypten nach Dänemark, von Mesopotamien nach Halle – Glasperlen und Fernhandelsgut der Bronzezeit. In: Meller H. & Schefzik, M. (eds.), Die Welt der Himmelscheibe von Nebra – Neue Horizonte. Landesmuseum für Vorgeschichte Halle & Wissenschaftliche Buchgesellschaft (Theiss), Darmstadt: 164-167.

Nielsen, B. H., Christensen, T. and Frei, K.M. (2020), New insights from forgotten bog bodies: The potential of bog skeletons for investigating the phenomenon of deposition of human remains in bogs during prehistory. Journal of Archaeological Science 120:105166. https://doi.org/10.1016/j.jas.2020.105166

Frei, R., Frei, K.M., Kristiansen S.M., Jessen, S., Schullehner, J. and Hansen, B. (2020), The link between surface water and groundwater-based drinking water – strontium isotope spatial distribution patterns and their relationships to Danish sediments.Applied Geochemistry 121:104698. https://doi.org/10.1016/j.apgeochem.2020.104698

Mortensen, M. F., Bonde, N., Christensen, M. C., Frei, K. M., Hald, M. M. & Rasmussen, P. (2020), Naturvidenskab på Nationalmuseet - "for at det videnskabelige udbytte kan blive desto større", Nationalmuseets Arbejdsmark 2020, eds. Madsen, P.K. and Wass, 199-218.

Croix, S., Frei, K.M., Sindbæk, S., and Søvsø, M. Individual geographic mobility in a Viking-Age emporium—Burial practices and strontium isotope analyses of Ribe’s earliest inhabitants (2020), PlosOne, https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0237850

Walsh, M. J., O’Neill,S., Moen, M., Gullbekk, S. H. & Willerslev, R. (2020) Who’s Afraid of the S-word? Deviant’s burials and human sacrifice. Norwegian Archaeology Review. https://doi.org/10.1080/00293652.2020.1850853.

Nielsen, B.H., Christensen, T.E., Moltsen, A., Frei, K.M., Reiter, S., Mortensen, M.F., Henriksen, P.S., Christensen, M.C. and Gyldenløve, K. (2020), Late Neolithic Stenildgard grave: Re-excavated, Re-analysed and Re-intrepreted. Acta Archaeologica, 91: 121-146. doi:10.1111/j.1600-0390.2020.12224.x

van der Sluis, L.G., Daly, J.S., Frei, K.M., and Reimer, P.J. (2020). Mobility and diet in Prehistoric Denmark: strontium isotope analysis and incremental stable isotope analysis of human remains from the Limfjord area.Danish Journal of Archaeology, 9: 1-29. https://doi.org/10.7146/dja.v9i0.116301

Felding, L., Reiter, S.S., Frei, K. M. and Vandkilde, H. (2020). Male social roles and mobility in the Early Nordic Bronze Age. A perspective from SE Jutland. Danish Journal of Archaeology 9: pp. 1- 167. https://doi.org/10.7146/dja.v9i0.117955

Taylor N., Frei K.M., Frei R. (2020) A strontium isotope pilot study using cremated teeth from the Vollmarshausen cemetery, Hesse, Germany. Journal of Archaeological Science: Reports.

Ladegaard-Pedersen, P., Achilleos, M., Dörflinger, G., Frei, R., Kristiansen, K. and Frei, K. M. (2020) A strontium isotope baseline of Cyprus. Assessing the use of soil leachates, plants, groundwater and surface water as proxies for the local range of bioavailable strontium isotope composition, Science of the Total Environment, https://doi.org/10.1016/j.scitotenv.2019.134714

Frei, R., Frei, K. M. and Jessen, S. (2020) Shallow retardation of the strontium isotope signal of agricultural liming - implications for isoscapes used in provenance studies, Science of the Total Environment, https://doi.org/10.1016/j.scitotenv.2019.135710



Reiter, S. S., Frei, K. M., Nørgaard, H. W. and Kaul, F. (2019) The Ølby Woman: A Comprehensive Provenance Investigation of an Elite Nordic Bronze Age Oak-Coffin Burial, Danish Journal of Archaeology, https://tidsskrift.dk/dja/article/view/114995/165533

Varberg, J.; Kaul, F. and Gratuze, B. (2019). Bronze Age Glass and Amber. Evidence of Bronze Age long distance exchange. Adoranten 2019: 5-29.

Reiter, S. S. and Frei, K. M. (2019) Interpreting Past Human Mobility Patterns: A Model, European Journal of Archaeology, 22(4): 454-469, https://doi.org/10.1017/eaa.2019.35

Frei, K. M., Bergerbrant, S., Sjögren, K-G., Jørkov, M-L., Lynnerup, N., Harvig, L., Allentoft, M. E., Sikora, M., Price, T. D., Frei, R. and Kristiansen, K. (2019) Mapping mobility during the third and second millennia BC in present-day Denmark, PlosOne, https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0219850

Walsh, M. J. and Riede, F. (2019) "Udvikling af kultur" in Nielsen, T. K., Andersen, C., Kratschmer, A. R. and Clasen, M. (eds) Menneke, kultur, evolution- et biokulturelt perspektiv. Aarhus Universitetsforlag. Aarhus. 33-46. https://unipress.dk/udgivelser/m/menneske,-kultur,-evolution/

Riede, F. and Walsh, M. J. (2019) "Kulturel evolution" in Nielsen, T. K., Andersen, C., Kratschmer, A. R. and Clasen, M. (eds) Menneke, kultur, evolution- et biokulturelt perspektiv. Aarhus Universitetsforlag. Aarhus. 47-60. https://unipress.dk/udgivelser/m/menneske,-kultur,-evolution/

Walsh, M. J., Prentiss, A. M. & Riede, F. (2019) Introduction to Cultural Microevolutionary Research in Anthropology and Archaeology. In Handbook of Evolutionary Research in Archaeology, edited by Anna M. Prentiss, pp. 25-47. Cham: Springer. https://doi.org/10.1007/978-3-030-11117-5_2



Frei K. M.Egtvedpigens rejse –En forskers personlige og videnskabelige fortælling, (2018), Book, Lindhardt og Ringhof. ISBN: 978-87-11-69204-2

Frei, R. and Frei, K. M. (2018) Strontiumisotoper – en geologisk GPS I arkæologien, GEOVIDEN, Nr. 15-17.

Blank, M., Sjögren, K-G., Knipper, C., Frei, K. M. & Storå, J. (2018) Isotope values of the bioavailable strontium in inland southwestern Sweden—A baseline for mobility studies, PlosOne, https://doi.org/10.1371/journal.pone.0204649

Damgaard, P.D.B., Marchi, N., Rasmussen, S.,...Frei, K. M.,... & Willerslev, E. (2018) 137 ancient human genomes from across the Eurasian steppes. Nature, 557, 369-374.

Erisksson, G., Frei, K. M., Howcroft, R., Gummesson, S., Molin, F., Lidén, K., Frei R., and Hallgren, F. (2018) Diet and mobility among Mesolithic hunter-gatherers in Motala (Sweden) - The isotope perspective, Journal of Archaeological Science: Reports, Vol. 17, pp. 904-918.

Kaul, F. (2018) The One-edged Razor: A Vivid Medium of Creativity and Meaning. In: Jørgensen, L. B., Sofaer, J. and Stig Sørensen, M-L. (eds): Creativity in the Bronze Age. Understanding, Innovation in Pottery, Textile and Metalwork Production. Cambridge University Press, Cambridge: 161-176.

Kaul, F. (2018) Bronze Age Archaeology and Cosmology: Dialogues at the Crossroads. A Personal Perspective. Acta Archaeologica 88, 2017 (2018): 35-56.

Kaul, F. (2018). Gennem europæiske landskaber. Bronzealderens forbindelser – og hvordan var de mulige? In: Boddum, S. and Terkildsen, N. (eds.): Status og samfundsstruktur i yngre bronzealders kulturlandskab Vol. 6. Seminarrapport, Viborg Museum & Holstebro Museum, Viborg & Holstebro: 9-35.

Von Richthofen, J., Kaul, F.; Gratuze, B. and Varberg, J., (2018) 3.000 Jahre „Globalisierung“ in der Oberlausitz? Bronzezeitliche Glasperlen aus einem Brandgrab bei Jänkendorf. Görlitzer Magazin, Geschichte und Gegenwart der Stadt Görlitz und ihrer Umgebung. 30/2017 (2018): 70-81.

Kaul, F. (2018) Middle Bronze Age Long Distance Exchange. Early Glass, Amber and Guest-Friendship, Xenia. In: Nessel, B., Neumann, D. and Bartelheim, M. (eds.), Bronzezeitlicher Transport, Akteure, Mittel und Wege. Ressourcenkulturen Band 8. Tübingen University Press, 2018: 189-211.

Walsh, M. J., S. O’Neill, F. Riede, and R. Willerslev (2018) A Soul by any Other Name: The Name-Soul Concept in Circumpolar Perspective. In The Forging of Cultures in the Circumpolar North: A Comparative Perspective, edited by D. Veldhuis, P. Tejsner, and R. Willerslev. Special issue,Journal of Cross-Cultural Research 53(3): 1-38. doi.org/10.1177/1069397118813078.

Walsh, M. J., and S. O’Neill (2018) Death, Rebirth, Objects and Time in North American traditional Inuit Societies: An Overview. In Mirrors of Passing: Unlocking the Mysteries of Death, Materiality, and Time, edited by S.H. Seebach and R. Willerslev, pp. 123-144. Berghahn Books, New York/London.

Prentiss, A. M., T. A. Foor, A. Hampton, E. Ryan, and M. J. Walsh (2018) The Evolution of Material Wealth-Based Inequality: The Record of Housepit 54, Bridge River, British Columbia. American Antiquity, Vol. 83(4): 598-618.

Prentiss, A. M., and M. J. Walsh (2018) Was there a Neolithic ‘(R)evolution’ in North America’s Pacific North-West Region? Exploring Alternative Models of Socio-Economic and Political Change. In World Heritage Papers, HEADS 6: The Origins of Food Production, edited by N. Sans, pp. 276-291. UNESCO World Heritage Centre, Paris.

Prentiss, A. M., M. J. Walsh, and T. A. Foor (2018) Evolution of Early Thule Material Culture: Cultural Transmission and Terrestrial Ecology. Human Ecology 46: 633-650. (Special Issue: Biocultural Disequilibrium in the Circumpolar North, edited by F. Riede and R. Willerslev). https://doi.org/10.1007/s10745-017-9963-9.

Rassmann, K., Bátora, J., Müller-Scheessel, N., Reiter, S., Ivanova, M., Behrens, A., Radloff, K., and Bača, M. (2018) “Tracing taphonomic processes: Multiple layer analysis of ceramic distribution from surface collection and excavation at the Early Bronze Age settlement of Vráble-Fidvár” Slovenská Archeológia: 66(2): 1-16.



Frei, K. M., Villa, C., Jørkov, M.L., Allentoft, M.E., Kaul, F., Ethelberg, P., Reiter, S.S., Wilson, A., Taube, M., Olsen, J., Lynnerup, N., Willerslev, E., Kristiansen, K., and Frei. R. (2017), A matter of months: High precision migration chronology of a Bronze Age female, PlosOne, https://doi.org/10.1371/journal.pone.0178834

Frei, K. M., Mannering, U., Berghe, I. V., Kristiansen, K. (2017) Bronze Age wool: provenance and dye investigations of Danish textiles, Antiquity, 91(357), pp. 640-654. https://www.cambridge.org/core/journals/antiquity/article/bronze-age-wool-provenance-and-dye-investigations-of-danish-textiles/2D406712772DF195E4ED6ED594B4F1D8

Sjögren, K-G., Ahlström, T., Blank, M., Price, T.D., Frei, K. M., and Hollund, H.I. (2017) Early Neolithic Human Bog Finds from Falbygden, Western Sweden: New Isotopic, Osteological and Histological Investigations, Journal of Neolithic Archaeology, 19, pp. 97-126.

Kaul, F. and Varberg, J. (2017) Danish beads of Egyptian and Mesopotamian glass in context, and the amber connection. In: Bergerbrant,S. and Wessman, A. (eds): New Perspectives on the Bronze Age. Proceedings of the 13th Nordic Bronze Age Symposium held in Gothenburg 9th to 13th June 2015. Archaeopress Archaeology, Oxford: 375-386.

Kaul, F. (2017) The Xenia Concept of Guest-friendship – Providing an Elucidatory Model for Bronze Age Communication. In: Skoglund, P., Ling, J. and Bertilsson, U. (eds): North Meets South. Theoretical Aspects on the Northern and Southern Rock art Traditions in Scandinavia. Swedish Rock Art Series: Volume 3. Oxbow Books, Oxford: 172-198.

Bergerbrant, S., Kristian, K., Allentoft, M.E., Frei, K. M., Price, T.D., Sjögren, K-G. and Tornberg, A. (2017), Identifying commoners in the Early Bronze Age: burials outside barrows, in New Perspectives on the Bronze Age, eds. Bergerbrant, S., & Wessman, A., Archaeopress Archaeology, Oxford, pp. 37-64. https://www.oxbowbooks.com/dbbc/new-perspectives-on-the-bronze-age.html

Henriksen, P.S., Holst, S., and Frei, K. M., (2017), Iron and Viking Age grapes from Denmark –vine seeds found at the royal complexes by Lake Tissø, Danish Journal of Archaeology, pp.1-8. http://www.tandfonline.com/doi/abs/10.1080/21662282.2017.1293397?journalCode=rdja20

Kristiansen, K., Allentoft, M.E., Frei, K. M., Iversen, R., Johannsen, N.N., Kroonen, G., Pospieszny, L., Price, T.D., Rasmussen, S., Sjögren K-G, Sikora, M., & Willerslev, E. (2017), Re-theorising mobility and the formation of culture and language among the Corded Ware Culture in Europe, Antiquity, Vol. 91, Issue 356, 334-347. https://www.cambridge.org/core/journals/antiquity/article/retheorising-mobility-and-the-formation-of-culture-and-language-among-the-corded-ware-culture-in-europe/E35E6057F48118AFAC191BDFBB1EB30E

Frei, K. M., Makarov, N., Nosch, M-L., Skals, I., Vanden Berghe, I., Zaytseva, I., (2017), An 11th Century 2/2 Twill from a burial in Shekshovo in Russia, Archaeological Textiles Review, No. 58, 34-42. http://www.forskningsdatabasen.dk/en/catalog/2352649495

Hansen, J., Petersen, H.C., Frei, K. M., Courtaud, P.; Tillier, A-M., Fischer, A., and Allentoft, M.E., (2017), The Maglemosian skeleton from Koelbjerg, Denmark revisited: identifying sex and provenance. Danish Journal of Archaeology, Vol. 6, Issue 1, 50-66. http://www.tandfonline.com/doi/abs/10.1080/21662282.2017.1381418

Price, T.D., Frei, R., Brinker, U., Lidke, G., Terberger, T., Frei, K. M., Jantzen, D., (2017), Multi-isotope proveniencieng of humans remains from Bronze Age battlefield in the Tollense Valley in northeast Germany.Archaeological Anthropological Science, 1-17. https://link.springer.com/article/10.1007/s12520-017-0529-y

Frei, K. M., (2017) The Tale of Skrydstrup Woman, Shanghai Archaeological Forum Awarded Projects book (SAF 2017), 189-199. http://www.kaogu.cn/en/Special_Events/en/Special_Events/disanjieshanghailuntan/2017/1214/60412.html

Frei, K. M., (2017) Strontium, Skalk, Nr.5, 6-11. http://www.skalk.dk/Sider/0011omskalk.html

Rassmann, K., Reiter, S., Bátora, J. and Müller-Scheeβel, N.(2017) “The Vráble Toolbox: A Multidisciplinary Investigation of Settlement Change” in Heeb, B. S., Szentmiklosi, A., Krause, R. and Wemhoff, M. (eds.). Settlement Change in Prehistory Timioşoara, Rumania June 6-8 2016. Berliner Beiträge zur Vor- und Frühgeschichte. Band 21. Staatliche Museum zu Berlin-Stiftung Preuβischer Kulturbesitz. Berlin. 89-100.



Frei, K. M., (2016), Strontium isotopes as a method of obtaining knowledge of mobility and trade in prehistory and historical times,Food, Population and Health –global Patterns and Challenges, eds. Jørgensen, L., Lynnerup, N., Løkke, A., and Balslev, H. Scientia Danica. Series H, Humanistica, 4, vol. 7, Det kongelige danske videnskabernes selskab, Chapter 3, 27-36.

Frei, K. M., (2016) Kortlægning af bronzealderkvinders rejseliv – rejser som forandrede samfundet, Carlsbergfondets Årsskrift 2016, Chapter 10, 80-85. ISBN: 978-87-991947-9-7.

Frei, K. M., Pentz, P., and Larsen, A-C., (2016) Lo que cuentan los dientes: Los Vikingos de Trelleborg, Vikingos: guerros del norte gigantes del mar, eds. Madsen, P.K. and Wass, I., Museo Arqueológico de Alicante (MARC), Spain, ISBN: 978-84-608-8136-0, 182-189.

Jørgensen, L., Albris, S.L., Bican, J.F., Frei, K. M., Gotfredsen, A.B., Henriksen, P.S., Holst, S. & Primeau, C. (2016) Lugares de culto pre-cristiano: creencias y rituales del hierro final y de la Época Vikinga, Vikingos: guerros del norte gigantes del mar. eds. Madsen, P.K. and Wass, I., Museo Arqueológico de Alicante (MARC), Spain, ISBN: 978-84-608-8136-0, 72-79.

Frei, K. M., (2016) Strontiumisotoper, Kulturstyrelsens hjemmeside, Arkæologiske strategier, Naturvidenskabelige undersøgelser http://slks.dk/fortidsminder-diger/arkaeologi-paa-land/museernes-arkaeologiske-arbejde/arkaeologiske-strategier/naturvidenskabelige-undersoegelser/strontiumisotop/

Frei, K. M., (2016) Los isótopos de estroncio, el GPS de la arqueología, Ciencia Hoy (Argentina), (Vol. 25 March/April issue), 12.



Frei, K. M., Mannering, U., Kristiansen, K., Allentoft, M. E., Wilson, A. S., Skals, I., Tridico, S., Nosch, M-L., Willerslev, E., Clarke, L., and Frei, R. (2015) Tracing the dynamic life story of a Bronze Age female, Nature's Scientific Reports, 5 (10431) https://www.nature.com/articles/srep10431

Gotfredsen, A.B., Primeau, C., Frei, K.M., and Jørgensen, L., (2015) A ritual site with sacrificial wells from the Viking Age at Trelleborg, Denmark, Danish Journal of Archaeology; DOI:10.1080/21662282.2015.1084730

Allentoft et al. …Frei, K.M…and Willerslev. E., (2015) Population genomics of Bronze Age Eurasia, Nature, 522, 167-172; doi:10.1038/nature14507

Frei, K.M., and Mannering, U., (2015) Egtvedpigen kom langvejsfra, Nationalmuseets Arbejdsmark 2015, eds. Madsen, P.K. and Wass, I., National Museum of Denmark, Denmark, ISBN: 978-87-7602-330- 0, 64-75.

Arneborg, J. Madsen, P.K., Frei, K.M., Heinemeier, J., Jørkov M.L.S., Lynnerup, N., Primeau C.,and Villa, C., (2015) Skulls gone astray (in Danish), Nationalmuseets Arbejdsmark 2015, eds. Madsen, P.K. and Wass, I., National Museum of Denmark, Denmark, ISBN: 978-87-7602-330- 0, 142-153.

Frei, K.M,Mannering, U., Price, T.D., Iversen, R.I., (2015) Strontium isotope investigations of the Haraldskær Woman, ArcheoSciences, V 39, 93-101

Pospieszny, L., Sobkowiak-Tabaka, I., Price, T.D., Frei, K.M., Hildebrandt-Radke, I., Kowalewska.Marszalek, H., Krenz-Niedbala, M., Osypinska, M., Strózyk, M., and Winiarska-Kabacinska, M. (2015) Remains of a late Neolithic barrow at Kruszyn. A glimpse of ritual and everyday life in early Corded Ware societies of the Polish Lowland, Praehistorische Zeitschrift, V 90, (1-2), 185-213

Frei, K. M., Coutu, A., Smiarowski, K., Harrison, R., Madsen, C.K., Arneborg, J., Frei, R., Guðmundsson, G, Sindbæk, S.M., Woollett, J., Hartman, S., Hicks, M., and McGovern, T.H., (2015) Was it for Walrus? Viking Age Settlement and Medieval Walrus Ivory Trade in Iceland and Greenland, World Archaeology, V 47, (3), 439-466; DOI:10.1080/00438243.2015.1025912

Frei K.M., (2015) Provenance Studies of Ancient Textiles, a New Method Based on The Strontium Isotope System, Proceedings of ClimateAne Conference, Tusculanum press, 333-345.

Frei K.M., Mannering, U., and Thrane, H., (2015) Textiles on the Move: The provenance of a Late Bronze Age Nettle Textile from Lusehøj, Denmark, in Forging Identities, BAR International Series, (eds.) Suchowska-Ducke, P., Reiter, S.S. and Vandkilde, H., V 2, 55-62.

Reiter, S.S., and Frei, K.M., (2015) Migration and Identity at the Early Bronze Age Cemetery of Jelsovce, Southwest Slovakia: The Strontium Evidence, in Forging Identities, BAR International Series, (eds.) Suchowska-Ducke, P., Reiter, S.S. and Vandkilde, H., V 1, 121-130.

Price, T.D., Frei, K.M., and Naumann, E. (2015) Isotopic baselines in the North Atlantic Region, Journal of the North Atlantic (Special Issue: Viking Settlers of the North Atlantic: An Isotopic Approach) V 7, 103-136.