Le, M., Phan, T., & Phan, T. (2009). SINGLET OXYGEN AND QUANTUM YIELD OF ZINC TETRASULFOPHTHALOCYANINE IN DIMETHYLFORMAMIDE SOLVENT. Science and Technology Development Journal, 12(17), 29-33. https://doi.org/https://doi.org/10.32508/stdj.v12i17.2364