Рахметов, Д. Б., О. М. Вергун, С. О. Рахметова, О. В. Шиманська, and В. В. Фіщенко. “Study of Some Biochemical Parameters and Productivity of Silphium L. Genotypes As Perspective Energetic Crops”. Plant varieties studying and protection 16, no. 3 (October 23, 2020): 262–269. Accessed April 19, 2024. https://journal.sops.gov.ua/article/view/214927.