Mariana Mitreva and Vera Gartner 2023. MICROCYSTIS AERUGINOSA AND M. WESENBERGII: KEY MICROCYSTIN PRODUCERS IN BULGARIAN WATERBODIES. The American Journal of Applied Sciences. 5, 05 (May 2023), 22–26. DOI:https://doi.org/10.37547/tajas/Volume05Issue05-03.