Ivanova, J.; Konstantinidou, A.; Kabaivanova, L.; Georgieva, A.; Vladov, I.; Petkova, S. Examination of Exopolysaccharides from Porphyridium Cruentum for Estimation of Their Potential Antitumour Activity in Vitro. C. R. Acad. Bulg. Sci. 2022, 75, 1146-1155.