“TECHNOLOGICAL OPPORTUNITIES SURVEY OF FOREST SHORT ROTATION PLANTATIONS IN BULGARIA FOR ENERGY BIOMASS PRODUCTION* PART 1: ANALYSIS OF THE PRODUCTION OF ENERGY FROM BIOMASS IN BULGARIA AND PERSPECTIVES FOR CREATING ENERGY PLANTATIONS FROM SHORT ROTATION”. Innovation in Woodworking Industry and Engineering Design, vol. 2, no. 1, Jan. 2026, http://innojs.ltu.bg/index.php/scjournal-inno/article/view/87.