Lovynska, V. M., and P. I. Lakyda. “WOOD AND BARK DENSITY OF TRUNKS OF SCOTS PINE IN THE NORTHERN STEPPE OF UKRAINE”. Forestry and Forest Melioration, no. 130, Feb. 2018, pp. 185-92, https://forestry-forestmelioration.org.ua/index.php/journal/article/view/97.