Author Correction: Increasing obsidian diversity during the Chalcolithic Period at Yeghegis-1 Rockshelter (Armenia) reveals shifts in land use and social networks

oleh: Ellery Frahm, Mariam Saribekyan, Satenik Mkrtchyan, Laura Furquim, Ara Avagyan, Lilit Sahakyan, Karen Azatyan, Patrick Roberts, Ricardo Fernandes, Levon Yepiskoposyan, Noel Amano, Mariya Antonosyan