Thomas, Sali, and M.L. Harikumaran Nair. “Synthesis and Spectral Studies of Some Novel Oxovanadium(IV) Complexes of 2,3-Dimethyl-1-Phenyl-4-(2-Hydroxy-5-chlorophenylazo)pyrazol-5-One”. Asian Journal of Chemistry 17, no. 4 (June 7, 2016): 2657–2662. Accessed November 29, 2024. https://asianpubs.org/index.php/ajchem/article/view/13897.