Šmelcerović, Miodrag, Pavle Trpeski, and Ruzica Kovacevic. “ECOLOGY AND TOURISM”. KNOWLEDGE - International Journal 49, no. 5 (December 15, 2021): 1139–1143. Accessed May 26, 2026. https://ojs.ikm.mk/index.php/kij/article/view/5398.