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Triassic palynological zones of the Pre-Caspian Plain and the Pre-Ural Marginal Syncline. (In: Methods of Interpretation of Palynological Data. E.P.Boitsova, editor) [ Palinozony Triasa Prikaspiyskoy Vpadiny i Yuga Preduralskogo Kraevogo Progiba. (In-Metody Interpretatsii Palinologicheskikh Dannykh. E.P.Boitsova,editor) ] Trudy VSEGEI. Novaya Seriya,(Leningrad). Interpretation Methods of Palynological Data
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