Ljaschenko, A. I. (1985). New Upper Devonian brachiopods of southern Timan, pp. 9-18, In:. Stratigraficheskie issledovaniya prirod nykh rezervuarov nefti i gaza (Stratigraphic Studies of Natural Oil and Gas Reservoirs). Moscow, Preprint Vsesoyuzn. Nauchno Issled. Geol. Nedt. Inst.
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Ljaschenko, A. I.
1985
New Upper Devonian brachiopods of southern Timan, pp. 9-18, In:
Stratigraficheskie issledovaniya prirod nykh rezervuarov nefti i gaza (Stratigraphic Studies of Natural Oil and Gas Reservoirs)