R. C. Maurya, et al. “A Recent Study on the Synthesis and DFT Collaborated Experimental Characterization of Some Pyrazolone Functionalized Dioxovanadium(V) Schiff Base Complexes”. Current Perspectives on Chemical Sciences Vol. 10, May 2021, pp. 42-64, doi:10.9734/bpi/cpcs/v10/7666D.