Frahm, Ellery, Martirosyan-Olshansky, Kristine, Sherriff, Jenni E., Wilkinson, Keith N., Glauberman, Phil, Raczynski-Henk, Yannick, Gasparyan, Boris, and Adler, Daniel S. Geochemical changes in obsidian outcrops with elevation at Hatis volcano (Armenia) and corresponding Lower Palaeolithic artifacts from Nor Geghi 1. Retrieved from https://par.nsf.gov/biblio/10318879. Journal of Archaeological Science: Reports 38.C Web. doi:10.1016/j.jasrep.2021.103097.

Frahm, Ellery, Martirosyan-Olshansky, Kristine, Sherriff, Jenni E., Wilkinson, Keith N., Glauberman, Phil, Raczynski-Henk, Yannick, Gasparyan, Boris, & Adler, Daniel S. Geochemical changes in obsidian outcrops with elevation at Hatis volcano (Armenia) and corresponding Lower Palaeolithic artifacts from Nor Geghi 1. Journal of Archaeological Science: Reports, 38 (C). Retrieved from https://par.nsf.gov/biblio/10318879. https://doi.org/10.1016/j.jasrep.2021.103097

Frahm, Ellery, Martirosyan-Olshansky, Kristine, Sherriff, Jenni E., Wilkinson, Keith N., Glauberman, Phil, Raczynski-Henk, Yannick, Gasparyan, Boris, and Adler, Daniel S. "Geochemical changes in obsidian outcrops with elevation at Hatis volcano (Armenia) and corresponding Lower Palaeolithic artifacts from Nor Geghi 1". Journal of Archaeological Science: Reports 38 (C). Country unknown/Code not available. https://doi.org/10.1016/j.jasrep.2021.103097. https://par.nsf.gov/biblio/10318879.

@article{osti_10318879,
place = {Country unknown/Code not available}, title = {Geochemical changes in obsidian outcrops with elevation at Hatis volcano (Armenia) and corresponding Lower Palaeolithic artifacts from Nor Geghi 1}, url = {https://par.nsf.gov/biblio/10318879}, DOI = {10.1016/j.jasrep.2021.103097}, abstractNote = {}, journal = {Journal of Archaeological Science: Reports}, volume = {38}, number = {C}, author = {Frahm, Ellery and Martirosyan-Olshansky, Kristine and Sherriff, Jenni E. and Wilkinson, Keith N. and Glauberman, Phil and Raczynski-Henk, Yannick and Gasparyan, Boris and Adler, Daniel S.}, }