Martin Licht, Katharina Schmuecker, Thomas Huelsken, Reinhold Hanel, Peter Bartsch, Martin Paeckert: Contribution to the molecular phylogenetic analysis of extant holocephalan fishes (Holocephali, Chimaeriformes). Organisms Diversity & Evolution, Dezember 2012, Volume 12, Issue 4, S. 421–432, DOI:10.1007/s13127-011-0071-1