Ali Hussein Mohammed Alwan. (2025). Synthesis and spectroscopic characterization of the new ligand 2-phenyl-5-[(2E)-2-(thiophen-2- ylmethylidene)hydrazinyl]-1,3,4-oxadiazole and its complexes with cobalt[II] and nickel[II]. Open Herald: Periodical of Methodical Research, 3(03), 33–41. Retrieved from https://academiaone.org/index.php/6/article/view/1150