Borisov, Petar, and Ivanka Popova. “Approach to Change Management to Achieve a Stronger Level of Competitiveness of Wine Companies in Bulgaria”. Bulgarian Journal of Agricultural Science 27, no. Supplement 1 (September 13, 2021): 3–9. Accessed November 1, 2026. https://agriacad.eu/ojs/index.php/bjas/article/view/2156.