Sherstiuk, M. “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, Vol. 42, no. 4, Dec. 2020, pp. 17-22, doi:10.32845/agrobio.2020.4.3.