“Checklist of Cyanoprokaryotes and Algae in the Large Tropical River Congo (Africa)”. Годишник на Софийския Университет „Св. Климент Охридски“, Биологически факултет, Книга 2 – Ботаника 104 (July 11, 2025): 18–57. Accessed December 14, 2025. https://annual.uni-sofia.bg/index.php/biofac-botany/article/view/1575.