Kulikovska, K. Y., S. S. Kovalenko, O. G. Drushlyak, I. O. Zhuravel, and S. M. Kovalenko. “Enhancement of the Base for 3,7-Disubstituted [1,2,4]triazolo[4,3-a]pyrazin-8(7H)-One Derivatives As Promising Pharmaceutical Agents”. Journal of Organic and Pharmaceutical Chemistry, vol. 12, no. 2(46), June 2014, pp. 32-35, doi:10.24959/ophcj.14.794.