GÜLTEKİN, P., and O. UZUN. “Ecological, Cultural and Participation (ECP) Method for the Development of Ecotourism Planning and Management Strategies: Example of Ugursuyu and Aksu Basins”. European Journal of Sustainable Development, vol. 8, no. 1, Feb. 2019, p. 409, doi:10.14207/ejsd.2019.v8n1p409.