1. Akhmetiev, M.A., Brattseva, G.M., Giterman, R.E., and Moiseeva, A.I., Stratigrafiya i flora pozdnego kainozoya Islandii (Late Cenozoic Stratigraphy and Flora of Iceland), Moscow: Nauka, 1978a [in Russian].
2. Akhmetiev, M.A., Geptner, A.R., Gladenkov, Yu.B., et al., Islandiya i Sredinno-okeanicheskii khrebet (stratigrafiya i litologiya) (Iceland and the Middle-Oceanic Ridge (Stratigraphy and Lithology)), Moscow: Nauka, 1978b [in Russian].
3. Akhmetiev, M.A. and Brattseva, G.M., Paleogene flora of the Ust’-Penzhina Formation of the northern coast of the Penzhina Bay (Kamchatka—Koryak region), in Paleofloristika i stratigrafiya fanerozoya. Vyp. 2 (Paleofloristics and Stratigraphy of the Phanerozoic. Vol. 2), Moscow: Geol. Inst. Ross. Akad. Nauk, 1990, pp. 102–119.
4. Akhmetiev, M.A. and Zaporozhets, N.I., Oligocene climates in the easteran Crimea–Caucasus Region and Kazakhstan, Izv. Ross. Akad. Nauk, Geol., 1992, no. 3, pp. 5–23.
5. Akhmetiev, M.A., Fitostratigrafiya kontinental’nykh otlozhenii paleogena i miotsena vnetropicheskoi Azii (Phytostratigraphy of Paleogene and Miocene Continental Deposits of Extratropical Asia), Moscow: Nauka, 1993 [in Russian].