Singh, Lakshman, Upma Singh, and Deepak K. Sharma. “Synthesis and Magneto-Spectral Studies of Cobalt(II) and Nickel(II) Complexes of 4[N-(p-Dimethylaminobenzalidene) Amino] Antipyrine Semicarbazone ”. Asian Journal of Chemistry 14, no. 1 (March 30, 2010): 484–488. Accessed July 4, 2024. https://asianpubs.org/index.php/ajchem/article/view/22044.