2019. Improvement of the elements of chemical protection of spruce trees against spruce bud scales (Hemiptera: Coccidae: Physokermes) in ornamental plants’ arboreta in the Kharkiv Region. The Kharkov Entomological Society Gazette. 27, 2 (Dec. 2019), 43–48. DOI:https://doi.org/10.36016/KhESG-2019-27-2-5.