Шелепов, В. В., В. І. Іщенко, М. П. Чебаков, and Г. Д. Лебедєва. “The Variety and Its Meaning in the Increasing of Crop Capacity”. Plant varieties studying and protection, no. 3 (June 26, 2006): 108–115. Accessed December 24, 2024. https://journal.sops.gov.ua/article/view/67727.