Koutsianitis, Dimitrios, and Elias Voulgaridis. “QUANTITATIVE AND QUALITATIVE WOOD PRODUCTION OF FIR (ABIES BORISII-REGIS MATTF.) IN DIFFERENT SITE QUALITIES”. Innovation in Woodworking Industry and Engineering design 3, no. 1 (May 20, 2014). Accessed April 18, 2026. http://innojs.ltu.bg/index.php/scjournal-inno/article/view/116.