Revushkin, Alexander S., and Tamara S. Borovik. “The Genus Dasystephana Adans. (Gentianaceae Juss.) in the Flora of South Siberia”. Turczaninowia 22, no. 3 (September 23, 2019): 133-137. Accessed November 20, 2025. https://turczaninowia.asu.ru/article/view/6482.