1. Abramov I. I., Abramova A. L., Duda J. 1965. K flore pechenochnykh mkhov Leningradskoy oblasti [Contributions to the liverwort flora of the Leningrad Region]. Novosti Sist. Nizsh. Rast. 1965: 234–245.
2. Diatomovyy analiz. 1950. Opredelitel iskopaemykh i sovremennykh diatomovykh vodorosley. Poryadki Centrales i Mediales [Diatom analysis. Manual for idendifi cation of the fossil and recent diatoms. Vol. 3. Orders Centrales and Mediales]. Leningrad: 398 p. (In Russ.).
3. Gogorev R. M., Kovaleva G. V. 2010. Unicellular Chaetoceros species (Bacillariophyta) in the Beisug Lagoon (the Sea of Azov). Bot. Zhurn. 95(7): 970–977. (In Russ. with Engl. abstract).
4. Gogorev R. M., Lange E. K. 2013. Findings of Chaetoceros species (Bacillariophyta) in the lake Mogilnoye (Kildin Island, Barents Sea). Novosti Sist. Nizsh. Rast. 47: 18–35. (In Russ. with Engl. abstract).
5. Gogorev R. M., Orlova T. Yu., Shevchenko O. G., Stonik I. V. 2006. Diatomovye vodorosli Rossii i sopredelnykh stran: iskopaemye i sovremennye. T. 2, vyp. 4 [The diatoms of Russia and adjacent countries. Fossil and recent. Vol. 2, iss. 4]. St. Petersburg: 180 p. (In Russ. with Engl. abstract).