Khursevich, G.K. (1990). Classification of the genus Stephanodiscus (Bacillariophyceae) on the basis of morphological features. In: H. Simola (ed.), Proceedings of the Tenth International Diatom Symposium, Joensuu, Finland, August 28 - September 2, 1988. Koeltz Scientific Books, Koenigstein, pp. 61-72