Islam MS, Begum M, Roy HN, Reza Y. ?STUDIES ON MIXED LIGAND COMPLEXES OF IRON (III), CHROMIUM (III) AND NICKEL (II) CONTAINING DICARBOXYLIC ACID AND 5, 7, 7, 12, 14, 14 HEXAMETHYL 1, 4, 8, 11 TETRAAZACYCLOTETRADECA 4, 11 DIENE. Pakistan Journal of Scientific & Industrial Research [Internet]. 1998 Oct. 19 [cited 2024 Jul. 3];41(5):221-4. Available from: https://v2.pjsir.org/index.php/biological-sciences/article/view/2275