Kurpil’, B. B., S. P. Ivonin, and D. M. Volochnyuk. “Reactions of N-Alkylhydrazones of Aliphatic Ketones”. Journal of Organic and Pharmaceutical Chemistry, vol. 12, no. 4(48), Dec. 2014, pp. 21-37, doi:10.24959/ophcj.14.825.