Gotsulya, A.S. 2017. Synthesis and physical properties of esters of 2-[5-((theophylline-7ʹ-yl)methyl)-4-R-1,2,4-triazole-3-ylthio]acetic acid. Current issues in pharmacy and medicine: science and practice. 2 (Jun. 2017). DOI:https://doi.org/10.14739/2409-2932.2017.2.103277.