“Preparation and Spectroscopic Studies of Some Metal Ion Complexes of 2-((4-Formyl-3-Hydroxynaphthalen-2-Yl) Diazenyl) Benzoic Acid”. Baghdad Science Journal 13, no. 2.2NCC (June 5, 2016): 0095. Accessed June 18, 2025. https://bsj-ojs.uobaghdad.edu.iq/index.php/BSJ/article/view/2756.