STOYANOV, P.; MLADENOV, R.; TENEVA, I.; BELKINOVA, D. Study on freshwater algal flora on the territory of the Bulgarka Nature Park. Journal of BioScience and Biotechnology, [S. l.], v. 5, n. 2, p. 129–137, 2016. Disponível em: https://editorial.uni-plovdiv.bg/index.php/JBB/article/view/29. Acesso em: 6 dec. 2024.