“SYNTHESIS OF NAPHTHOQUINONES IN THE ISOLATED CULTURE OF ALKANNA ORIENTALIS”. Proceedings of the YSU B: Chemical and Biological Sciences 39, no. 2 (207) (June 10, 2005): 100–105. Accessed January 21, 2026. https://journals.ysu.am/index.php/proceedings-chem-biol/article/view/vol39_no2_2005_pp100-105.