Vrubel, O. R., A. R. Zin, and V. O. Antonyuk. “Integrated Use of the Bark of Spindle Tree (Euonymus Europaea L.). Investigation of Lipophilic Substances”. Farmatsevtychnyi Zhurnal, no. 6, Aug. 2018, pp. 79-87, https://pharmj.org.ua/index.php/journal/article/view/114.