Sherstiuk, M.Yu. “Condition of Plants and Populations of Trientalis Europaea L. Within Forest Phytocenoses of Ukrainian Left Bank”. Bulletin of Sumy National Agrarian University. The series: Agronomy and Biology 42, no. 4 (December 25, 2020): 17-22. Accessed October 26, 2021. https://snaubulletin.com.ua/index.php/ab/article/view/385.