1. Alekseev, A.S, Kopaevich, L.F., and Vengertsev, V.V., and Kuzmicheva, T.A., Lithology and micropaleontology of the Cenomanian–Turonian boundary deposits Yugo-Zapadnogo Kryma, in Ocherki geologii Kryma. Vyp. 1 (Essays on the Crimean Geology. Vol. 1), Moscow, 1997, pp. 54–73.
2. Alekseev, A.S., Kopaevich, L.F., Nikishin, A.M., et al., The Cenomanian–Turonian boundary deposits of the southwestern Crimea. Paper 1. Stratigraphy, Byull. Mosk. O–va Ispyt. Prir., Otd.Geol., 2007, vol. 82, no. 3, pp. 3–29.
3. Arthur, M.A., Schlanger, S.O., and Jenkyns, H.C., The Cenomanian–Turonian Oceanic Anoxic Event, II. Palaeoceanographic controls on organic-matter production and preservation, Spec. Publ.—Geol. Soc. London, 1987, vol. 26, pp. 401–420.
4. Arthur, M.A., Dean, W.E., and Pratt, L.M., Geochemical and climatic effects of increased marine organic carbon burial at the Cenomanian/Turonian boundary, Nature, 1988, vol. 335, pp. 714–717.
5. Arthur, M., Jenkyns, H., Brumsack, H., and Schlanger, O., Stratigraphy, geochemistry, and paleoceanography of organic carbon-rich Cretaceous sequences, Cretaceous Resources, Events and Rhythms.Background and Plans for Research, 1990, vol. 304, pp. 75–119.