Los, S. A. “EVALUATION OF PLUS AND THE BEST OAK TREES BY THEIR 20 YEARS OLD PROGENIES GROWTH AND DEVELOPMENT”. Forestry and Forest Melioration, no. 127 (February 8, 2018): 65–72. Accessed April 26, 2024. http://forestry-forestmelioration.org.ua/index.php/journal/article/view/160.