N. Trichkov, N. Neykov, and A. Petkov, “DETERMINATION OF ASSORTMENT STRUCTURE DURING PLANNING THE BREAK EVEN IN WOODWORKING ENTERPRISES”, INNO, vol. 1, no. 1, May 2012, Accessed: Apr. 14, 2026. [Online]. Available: http://innojs.ltu.bg/index.php/scjournal-inno/article/view/28