1. Atlas ruslovoi morfodinamiki Nizhnei Volgi (Atlas of Channel Morphodynamics of the Lower Volga), Moscow: Izd. MGU, 2009.
2. Botta-Dukát, Z., Chytrý, M., Hájková, P., and Havlová, M., Vegetation of lowland wet meadows along a climatic continentality gradient in Central Europe, Preslia, 2005, vol. 77, pp. 89–111.
3. Chytrý, M., Tichý, L., Holt, J., and Botta-Dukat, Z., Determination of diagnostic species with statistical fidelity measures, J. Veget. Sci., 2002, vol. 13, no. 1, pp. 79–90.
4. Golub, V.B., Sorokin, A.N., Ivakhnova, T.L., Starichkova, K.A., Nikolaichuk, L.F., and Bondareva, V.V., Geobotanical database of the Lower Volga valley, Izv. Samar. Nauch. Tsentra RAN, 2009, vol. 11, no. 1 (4), pp. 577–582.
5. Grin, G.B., Popuski v nizhnie b’efy (Releases into the Lower Reaches), Moscow: Energiya, 1971.