Chromosomal patterns of major and 5S ribosomal DNA in six icefish species (Perciformes, Notothenioidei, Channichthyidae) - Mazzei, F.; Ghigliotti, L.; Bonillo, C.; Coutanceau, J-P.; Ozouf-Costaz, C.; Pisano, E. (Polar Biology, 2004)