{"id":"000006372","type":"book","title":"The origin of modern humans and the impact of chronometric dating : a discussion / organized and ed. by M.J. Aitken ... - Princeton, N.J. : Univ. Pr. - 248 S. : zahlr. Ill. u. Tab. Discussion held 26 and 27 February 1992","issued":{"raw":"1993"}}