The last glacial maximum of Svalbard and the Barents Sea area: Ice sheet extent and configuration - Landvik, JY; Bondevik, S; Elverhoi, A; Fjeldskaar, W; Mangerud, J; Salvigsen, O; Siegert, MJ; Svendsen, JI; Vorren, TO (QUATERNARY SCIENCE REVIEWS, 1998)