Ustsky, I. M., M. M. Vedmid, and O. A. Mihaylichenko. “) BREF”. Forestry and Forest Melioration, no. 128 (February 8, 2018): 148–154. Accessed March 28, 2024. http://forestry-forestmelioration.org.ua/index.php/journal/article/view/156.