Tkachuk, V. M., V. M. Shoba, V. A. Sukach, and M. V. Vovk. “(S)-(+)-1-(2-pyrrolidinylmethyl)pyrrolidine – an Effective Catalyst of Asymmetric Synthesis”. Journal of Organic and Pharmaceutical Chemistry 12, no. 1(45) (March 6, 2014): 3–16. Accessed April 28, 2024. https://ophcj.nuph.edu.ua/article/view/ophcj.14.784.