Rai, H.C., B.K. Rai, and A.K. Singh. 2010. “Cobalt(II), Nickel(II) and Copper(II) Complexes With 3,8-Diphenyl, 4,7-Diaza-2, 9-Dihydroxyimino-5-Methyl-3,7-Decadiene”. Asian Journal of Chemistry 13 (1):269-76. https://asianpubs.org/index.php/ajchem/article/view/22563.