Chochikyan, T. V., M. A. Samvelyan, V. S. Haroutyunyan, and A. A. Avetisyan. “SYNTHESIS OF NEW SPIROHETERYL-SUBSTITUTED BUTANOLIDES ”. Proceedings of the YSU B: Chemical and Biological Sciences 44, no. 2 (222) (May 18, 2010): 28–32. Accessed November 21, 2024. https://pub.ysu.am/index.php/proceedings-chem-biol/article/view/vol44_no2_2010_pp028-032.