Milisauskas, Sarunas (). European Prehistory: A Survey. Springer. p. 74. ISBN978-1-4419-6633-9. Accesat în . One of the earliest dates for an Aurignacian assemblage is greater than 43,000 BP from Bacho Kiro cave in Bulgaria ...
H. Martin (). „Industrie Moustérienne perfectionnée. Station de La Quina (Charente)”. Bulletin de la Société Préhistorique de France (în franceză). 3 (6): 233–239. doi:10.3406/bspf.1906.7784.