Al-Hamdani, A. A. S., A. S. Sadiq, and T. A. Mahmood. “Preparation and Spectroscopic Studies of New Transition Metal Complexes of 1-(2, 2-Dicyclohexylethyl)-3-(1, 5-Dimethyl-3-Oxo-2-Phenyl-2,3-Dihydro-1H-Pyrazol-4-Ylimino) Indolin-2-One”. Al-Nahrain Journal of Science, Vol. 18, no. 4, June 2018, pp. 27-35, https://anjs.edu.iq/index.php/anjs/article/view/281.