Cingoski, V., Petrevska, B. and Gelev, S. (2018) “NEW GENERATION OF PV CELLS AND THEIR POTENTIAL APPLICATION IN TOURISM AND HOTEL INDUSTRY”, Challenges of Tourism and Business Logistics in the 21st Century, 1(1), pp. 100–110. Available at: https://js.ugd.edu.mk/index.php/YFNTS/article/view/2190 (Accessed: 5 September 2026).