RAJENDRA PRASAD, Y., P. RAVI KUMAR, CH. ASHA DEEPTI, and M.VENKATA RAMANA. 2010. “Synthesis and Antidepressant Activity of Some 3-(3’’-Coumarinyl)-1,5-Diphenyl-2-Pyrazolines and 3-(2’’- Hydroxy Naphthalen-1’’-Yl)-1,5-Diphenyl-2-Pyrazolines”. Asian Journal of Chemistry 19 (6):4790-98. https://asianpubs.org/index.php/ajchem/article/view/20022.