“SYNTHESIS AND CHARACTERIZATION OF SOME METAL IONS WITH {[5-(4-CHLOROPHENYL)-1,3,4-OXADIAZOL-2-YL]THIO} ACETIC ACID”. Al-Nahrain Journal of Science, vol. 13, no. 2, June 2010, pp. 86-92, https://anjs.edu.iq/index.php/anjs/article/view/1098.