Jovanovic, R., F. A. García, and R. Cortés-Macías. “Evaluation of Suitability Areas for Ecotourism Using Multi-Criteria Analysis: The Case of Central Serbian Viticultural Region”. European Journal of Geography, vol. 13, no. 3, Apr. 2022, pp. 019-41, doi:10.48088/ejg.r.jov.13.3.019.041.