ALEXANDROVA, R. .; KALFIN, R. .; TUDOSE, R. .; FAGADAR-COSMA, E. . COMPARATIVE CYTOTOXICITY ASSAYS PERFORMED USING A FREE PORPHYRIN AND ITS Zn(II), Co(II) AND Cu(II) COMPLEXES. INFLUENCE OF OPTICAL AND AGGREGATION PROPERTIES. Studia UBB Chemia 2018, 63, 65-77.