LAZAROVA, Rositsa; SHEFKA, Leylya. “BISERNA” CAVE - AS A TOURIST SITE. Challenges of Tourism and Business Logistics in the 21st Century, [S. l.], v. 9, n. 1, p. 213–222, 2026. DOI: 10.46763/YFNTS2691221l. Disponível em: https://js.ugd.edu.mk/index.php/YFNTS/article/view/8201. Acesso em: 16 sep. 2026.