List of Articles آنالیز اوربیتال پیوند طبیعی. Open Access Article Abstract Page Full-Text 1 - Structural and electronical studies of asymmetric tetradentate Schiff base ligands and their Ni(II) and Cu(II) complexes using density functional theory Nooshin Keshtkar Alison Zamanpour Sheida Esmaielzadeh