Hammoda RG. Preparation, Characterization and Biological Studies of New Tetra-Dentate N4  Schiff Base Derived from Malonic Acid Dihydrazide with Mn+2 and Co+2 Complexes. IHJPAS [Internet]. 2024 Apr. 20 [cited 2025 Mar. 29];37(2):270-82. Available from: https://jih.uobaghdad.edu.iq/index.php/j/article/view/3304