Mitkov, Todor, and Tihomir Dovramadjiev. “Investigation of the Luxury Yachts Condition and Their Maintenance”. International Journal of Engineering and Management Sciences 7, no. 3 (December 11, 2022): 95–105. Accessed May 3, 2024. https://ojs.lib.unideb.hu/IJEMS/article/view/11586.