Sugiura Yamamoto, Y., Jaimes Vences, G., Kabata Omoya, S. and Glascock, M. (2018) “Obsidian exchange between the Toluca valley and its neighbors during the Classic”, Annals of Anthropology, 52(2), pp. 55–69. doi: 10.22201/iia.24486221e.2018.2.63058.