Кутовенко, В. Б., Н. В. Тиха, and К. Р. Попко. “Comparative Evaluation of Commercially Valuable Characters of Cutting Lettuce Varieties (Lactuca sativa L.) in Kiev Oblast”. Plant varieties studying and protection, no. 1-2(26-27) (June 12, 2015): 83–86. Accessed April 19, 2024. https://journal.sops.gov.ua/article/view/55918.