1. Anbinder , E. M. 1974 Comparative karyology of the pinnipeds Thesis Acad. Sci.
2. The role of chromosomal rearrangement in mammalian speciation with special reference to Cetacea and Pinnidedia;Árnason;Hereditas,1972
3. Comparative chromosome studies in Pinnipedia;Árnason;Hereditas,1974a
4. Comparative chromosome studies in Cetacea;Árnason;Hereditas,1974b
5. Árnason , Ú. 1974c Phylogeny and speciation in Pinnipedia and Cetacea A cytogenetic study Thesis Institute of Genetics, University of Lund