@inbook {5828,
	title = {Klass Bivavlia. Dvustvorchatye molluski},
	booktitle = {Razvitiye i smena molluskov na rubezhe mezozoya i kainozoya},
	year = {1981},
	note = {144 pp.Development and replacement of mollusks at the Mesozoic-Cenozoic boundary. Moscow: Nauka, 1981.},
	pages = {4-71},
	publisher = {Nauka},
	organization = {Nauka},
	address = {Moskva},
	keywords = {bivalvia, macroevolution, mollusca, paleontology, pterioidea, stratigraphy, trends},
	author = {Belyakova, G. M. and Bobkova, N. N. and Gorbach, L. P. and Dzhabarova, V. V. and Kalishevich, T. G. and Makarenko, D. Ye. and Martinson, G. G. and Mironova, L. V. and Moroz, S. A. and Paramonova, N. P. and Pergament, M. A. and Tolstikova, N. V.}
}
@inbook {983,
	title = {Klass Bivavlia. Dvustvorchatye molluski},
	booktitle = {Razvitiye i smena molluskov na rubezhe mezozoya i kainozoya},
	year = {1981},
	pages = {4-71},
	publisher = {Nauka},
	organization = {Nauka},
	address = {Moskva},
	keywords = {mollusca, bivalvia, pterioidea, paleontology, stratigraphy, macroevolution, trends},
	author = {Belyakova, G. M. and Bobkova, N. N. and Gorbach, L. P. and Dzhabarova, V. V. and Kalishevich, T. G. and Makarenko, D. Ye. and Martinson, G. G. and Mironova, L. V. and Moroz, S. A. and Paramonova, N. P. and Pergament, M. A. and Tolstikova, N. V.}
}
