Кулик, М. І., and І. І. Рожко. “Regularities of Yield Formation of Switchgrass Seeds in the Conditions of Forest-Steppe of Ukraine”. Scientific Progress & Innovations, no. 4 (December 28, 2018): 85–99. Accessed October 22, 2025. https://journals.pdau.edu.ua/visnyk/article/view/1066.