“Synthesis and Optical Studies of the 3,4-Dimethoxy Benzaldehyde [5-(2-Hydroxyphenyl)-1,3,4-Oxadiazol-2-yl]Hydrazone Metal Complexes”. 2020. University of Thi-Qar Journal of Science 7 (2): 95-100. https://doi.org/10.32792/utq/utjsci/v7i2.723.