Voulgaridis, Elias, Genka Blaskova, and Costas Passialis. “STRUCTURE AND PROPERTIES OF FIR (ABIES BORISII – REGIS MATTF.) AND SPRUCE (PICEA EXCELSA LINK) AND THEIR INFLUENCE ON WOΟD IMPREGNABILITY*”. Innovation in Woodworking Industry and Engineering design 3, no. 2 (December 21, 2014). Accessed April 15, 2026. http://innojs.ltu.bg/index.php/scjournal-inno/article/view/178.