1. A. S. Alekseev, “The Other Groups,” in The Middle Carboniferous of the Moscow Syneclise (Southern Part), Vol. 2: Paleontological Characterization (Nauchn. Mir, Moscow, 2001), pp. 105–110 [in Russian].
2. D. Baranova and P. Kabanov, “Facies Distribution of Fusulinoid Genera in the Myachkovian (Upper Carboniferous, Moscovian) of Southern Moscow Region,” Riv. Ital. Palaeontol. Stratigr. 109(2), 225–239 (2003).
3. D. R. Boardman II, R. H. Mapes, T. E. Yancey, and J. M. Malinky, “A New Model for the Depth-Related Allogenic Community Succession within North American Pennsylvanian Cyclothems and Implications on the Black Shale Problem,” in Limestones of the Mid-Continent, Ed. by N. J. Hyne (Tulsa, 1984), pp. 141–182.
4. H. Böger, “Paläontologische Untersuchungen an Cyclothemen im Ruhrkarbon,” Paläontol. Z. 38, 142–157 (1964).
5. E. Flügel, Microfacies Analysis of Limestones (Springer-Verlag, Berlin, 1982).