Template:Lyapin & Bagirov, 2014
- Lyapin, V. R. & Bagirov, S. V. 2014. The first record of Copodus Davis, 1883 (Chondrichthyes, Copodontiformes) from the Steshevian Regional Stage (Serpukhovian, Lower Carboniferous) of the Moscow Region. Paleontological Journal 48(10): 1045–1059. DOI: 10.1134/S0031030114100050