“Synthesis And Spectral Study Of Cr(Iii), Mn(Ii), Ni(Ii) And Cu(Ii) Complexes Of Schiff Base Derived From Diacetylmonoxime With Thiourea”, JOPAS, vol. 19, no. 2, pp. 183–190, Dec. 2020, doi: 10.51984/jopas.v19i2.1219.