S. Das, L. B. Marpna, and J. N. Vishwakarma, “Efficient, environment friendly and regioselective synthetic strategy for 2/3-substituted-8,8-dimethyl-8,9-dihydropyrazolo[1,5-a]quinazolin-6(7H)-ones and their structure elucidation”, Eur. J. Chem., vol. 13, no. 1, pp. 41–48, Mar. 2022.