1. Nikol’skii, G.V., Chastnaya ikhtiologiya (Special Ichthyology), Moscow: Vysshaya shkola, 1971.
2. Moiseev, P.A., Cod and flounders of Far-Eastern seas, Izv. Tikhook. Inst. Rybn. Kh. Okeanogr., 1953, vol. 40, pp. 21–118.
3. Vinnikov, A.V. and Davydenko, V.A., On the population structure of the Pacific cod Gadus macrocephalus Tilesius (Gadidae) in the vicinity of Kamchatka and neighboring waters as revealed by otolithometry, in Issledovaniya biologii i dinamiki chislennosti promyslovykh ryb kamchatskogo shel’fa (Investigation of Biology and Number Dynamics of Commercial Fishes in the Kamchatka Shelf), Petropavlovsk-Kamchatskii: KamchatNIRO, 1998, no. 4, pp. 33–38.
4. Endo, H., Phylogeny of the order Gadiformes (Teleostei, Paracanthopterygii), Mem. Grad. Sch. Fish. Sci. Hokkaido Univ., 2002, vol. 49, pp. 75–149.
5. Evseenko, S.A., Lorel’, B., Braun, D.A., and Malikova, D.Yu., Towards the taxonomy of the Genus Gadus: ontogenetic evidence, Vopr. Ikhtiol., 2006, vol. 46, pp. 326–333.