Samvelyan, M.A., and T.V. Ghochikyan. “SYNTHESIS AND SOME TRANSFORMATIONS OF HETEROCYCLIC SUBSTITUTED DERIVATIVES OF THIOGLYCOLICACID”. Proceedings of the YSU B: Chemical and Biological Sciences, vol. 54, no. 2 (252), Aug. 2020, pp. 93-98, doi:10.46991/PYSU:B/2020.54.2.093.