Islam, M. S., M. A. Farooque, and M. A. K. Bodruddoza. “MIXED LIGAND TRANSITION METAL COMPLEXES OF TRIDENTATE SCHIFF BASE WITH THIOCYANATE”. Biological Sciences - PJSIR, vol. 46, no. 1, Feb. 2003, pp. 1-4, https://v2.pjsir.org/index.php/biological-sciences/article/view/1581.