Zinchenko, O. V. “OCCURRENCE AND PECULIARITIES OF TREE COLONIZATION BY STEM PESTS IN PINE STANDS WEAKENED BY DIFFERENT FACTORS IN THE FOREST-STEPPE PART OF KHARKIV REGION”. Forestry and Forest Melioration, no. 129, Feb. 2018, pp. 162-8, http://forestry-forestmelioration.org.ua/index.php/journal/article/view/123.