“STUDY OF BROMINATION REACTION OF 2,2,3,6,6-PENTAMETHYL-1,7-DIOXASPIRO[4,4]NONEN-3-ONE-8 AND THE SYNTHESIS OF NEW DERIVATIVES OF SPIROLACTONES ON THE BASE OF 3-BROMOMETHYL DERIVATIVE” (2012) Proceedings of the YSU B: Chemical and Biological Sciences, 46(3 (229), pp. 23–27. doi:10.46991/PYSUB.2012.46.3.023.