Petrov, Roman, Olena Kytah, Tatyana Matvievskaja, and Volodymyr Petrov. “Control of Abiotic Factors of Pots of Sumy Region”. Bulletin of Sumy National Agrarian University. The series: Veterinary Medicine, no. 1 (48) (1): 37-43. Accessed May 6, 2024. https://www.snaubulletin.com.ua/index.php/vm/article/view/213.