[1]
D. Ólafsdóttir, G. A. Víkingsson, S. D. Halldórsson, and J. Sigurjónsson, “Growth and reproduction in harbour porpoises (<i>Phocoena phocoena</i>) in Icelandic waters”, NAMMCOSP, vol. 5, pp. 195–210, Jul. 2003.