For citations:

Dolganov V.N. Morphobiological description of deep-sea shark Etmopterus unicolor (Etmopteridae, Squliformes) from the waters at northeastern Japan. Izvestiya TINRO. 2015;183(4):123-124. (In Russ.) https://doi.org/10.26428/1606-9919-2015-183-123-124