A. S. Gotsulya, O. O. Mikolasyuk, O. I. Panasenko, and Y. G. Knysh, “Synthesis and investigation of the physicochemical properties of 2-(5-((theophylline-7’-yl)methyl)-4-phenyl-4H-1,2,4-triazole-3-ylthio)-acetic acid salts”, Zaporozhye medical journal, vol. 16, no. 1, Apr. 2014.