Solihah Khaidir, Siti, Hadariah Bahron, Amalina Mohd Tajuddin, Kalavathy Ramasamy, and Siong Meng Lim. 2018. “High Nuclearity Cu(II) and Co(II) Complexes of Schiff Base Derived from O-Vanillin With Substituted M-Phenylenediamine”. International Journal of Engineering & Technology 7 (3.11): 72-76. https://doi.org/10.14419/ijet.v7i3.11.15933.