Mamontovaya Kurya: an enigmatic, nearly 40 000 years old Paleolithic site in the Russian Arctic - Svendsen, John Inge (The chronology of the Aurignacian and of the transitional technocomplexes. Dating, stratigraphies, cultural implications. Proceedings of Symposium 6.1 of the 14th Congress of the UISPP (University of Liège, Belgium, September 2-8, 2001)., 2003)