Vitchev, Pavlin, Yonka Ivanova, and Desislava Hristodorova. “STUDY ON THE SOUND ABSORPTION CHARACTERISTICS OF WOOD FROM SCOTS PINE”. Innovation in Woodworking Industry and Engineering design 8, no. 2 (December 18, 2019). Accessed May 31, 2026. https://innojs.ltu.bg/index.php/scjournal-inno/article/view/261.