TAWFIK, Rady; SARHAN, Mahmoud. Ecotourism and Protected Areas Sustainable Financing: A Case Study of Wadi El Gemal Visitor Center. Journal of Tourism, Sustainability and Well-being, [S. l.], v. 9, n. 2, p. 156–172, 2021. Disponível em: https://journals.cinturs.pt/jtsw/article/view/278. Acesso em: 27 oct. 2025.