Koutsianitis, Dimitrios, and Elias Voulgaridis. (2026) 2014. “QUANTITATIVE AND QUALITATIVE WOOD PRODUCTION OF FIR (ABIES BORISII-REGIS MATTF.) IN DIFFERENT SITE QUALITIES”. Innovation in Woodworking Industry and Engineering Design 3 (1). http://innojs.ltu.bg/index.php/scjournal-inno/article/view/116.