Cingoski, V., Petrevska, B., & Gelev, S. (2018). NEW GENERATION OF PV CELLS AND THEIR POTENTIAL APPLICATION IN TOURISM AND HOTEL INDUSTRY. Yearbook - Faculty Of Tourism And Business Logistics, 3(2), 100-110. Retrieved from http://js.ugd.edu.mk/index.php/YFNTS/article/view/2190