Հոդված 7521 G. S. GRIGORYAN Z. G. GRIGORYAN A. Ts. MALKHASYAN Proceedings of the YSU B: Chemical and Biological Sciences 52(1) 29–36 2018 http://www.ysu.am/files/5.%20PRODUCING%20OF%20ERYTHRITOL,%201,2,3-BUTANETRIOL%2…