1. Differentiation of heterocytsts and spores in Cylindrospermum;Anand;Curr. Sci. India,1982
2. A new species of the genus Anabaena: Anabaena siamensis sp. nov. (Cyanophyceae);Antarikanonda;Nova Hedwigia,1985
3. Rare and insufficiently studied blue-green alga Cylindrospermum gregarium (Anabaenaceae);Baturina;Botanicheskii Zhurnal (St. Petersburg),1984