A. Bertsch, M. Hrabé de Angelis, und G. K. H. Przemeck, „Phylogenetic relationships of the bumblebees Bombus moderatus, B. albocinctus, B. burjaeticus, B. florilegus and B. cryptarum based on mitochondrial DNA markers: a complex of closely related taxa with circumpolar distribution. (Hymenoptera: Apidae: Bombus)“., contrib.entomol., Bd. 60, Nr. 1, S. 13–32, Juli 2010, doi: 10.21248/contrib.entomol.60.1.13-32.