Bahchevandziev, Konstantin, and Nikola Mihajlovski. “Surface Retention of Polyurethane and Acrylic Coatings on Impregnated Spruce Wood (Picea Abies Karst) and Comparison With Some Wood Preservatives”. Baltic Forestry 27, no. 2 (February 9, 2022). Accessed May 2, 2024. https://balticforestryojs.lammc.lt/ojs/index.php/BF/article/view/223.