S. M. Rahatul Alam, Uddin, M.N., Monir Uddin, Wahhida Shumi, Sayeda Samina Ahmed, Umma Sumia Tohura, Md. Moshiur Rahman, Emranul Kabir and S. M Iftakharul Alam 2026. Synthesis, Spectral and Quantum Calculation, in vitro and in silico Biological Activity Studies of Metal Complexes of a Schiff Base Derived from the Diethyl Pyridine-2,6-Dicarboxylate with Hydrazine. Journal of Applied Science & Process Engineering. 13, 2 (Oct. 2026), 260–284. DOI:https://doi.org/10.33736/jaspe.14327.2026.