Charrassin, JB, Hindell, MA, Rintoul, SR, Roquet, F, Sokolov, S, Biuw, M, Costa, D, Boehme, L, Lovell, P, Coleman, R, Timmermann, R, Meijers, AJ, Meredith, M, Park, YH, Bailleul, F, Goebel, M, Tremblay, Y, Bost, CA, McMahon, CR, Field, IC, Fedak, MA and Guinet, C 2008, 'Southern Ocean frontal structure and sea-ice formation rates revealed by elephant seals', Proceedings of the National Academy of Sciences of the United States PNAS, vol. 105, no. 33, pp. 11634-11639, doi: 10.1073/pnas.0800790105.