Lien, Nguyen, 		Trang, Pham, AND 		Hoa, Tran.
" Occerrences of microcystis spp. and microcysting in some cyanobacterial blooms in freshwater bodies in Vietnam" <em>VNU Journal of Science: Natural Sciences and Technology</em> [Online], Volume 26 Number 3 (15 September 2010)