Mikhailyuk, T., Vinogradova, O., Glaser, K., Rybalka, N., Demchenko, E., & Karsten, U. (2021). Algae of biological soil crusts from sand dunes of the Danube Delta biosphere reserve (Odesa Region, Ukraine). Algologia, 31(1), 25–62. https://doi.org/10.15407/alg31.01.025