Xavier, P. and Alves, C. 2019. Non-destructive studies of prehistoric lithic material culture in the search for sources of geologic raw materials: an overview of techniques and issues. Cadernos do Laboratorio Xeolóxico de Laxe. Revista de Xeoloxía Galega e do Hercínico Peninsular. 41, (Dec. 2019), 123–139. DOI:https://doi.org/10.17979/cadlaxe.2019.41.1.5820.