1. Albertsson, K. J.: 1976, ‘K/Ar ages of Pliocene/Pleistocene glaciations in Iceland with special reference to the Tjörnes sequence, northern Iceland’, Ph.D. thesis, University of Cambridge, 268 p.
2. Backman, J., and P. Pestiaux: 1987, ‘Pliocene discoaster abundance variations from DSDP Site 606: Biochronology and paleoenvironmental implications’, in W. F. Ruddiman, R. B. Kidd et al. (eds.), Init. Repts. DSDP 94, U. S. Govt. Printing Office, Washington, pp. 903–910.
3. Barron, J. A., B. Larsen et al.: 1988, ‘Early glaciation of Antarctica’, Nature
333, 303–304.
4. Beyer, I.: 1988, ‘Sen-kvartæsr paleoseanografi i det sentrale Islandshav’, Unpubl. cand. scient, thesis, University of Bergen.
5. Blanc, P. L., and J.-C. Duplessy: 1982, ‘The deep-water circulation during the Neogene and the impact of the Messinian salinity crisis’, Deep-Sea Res. 29, 1391–1414.