SABAH, A.; REGUIA, K.; TAREK, M. Components of religious tourism in Biskra. International journal of economic perspectives, [S. l.], v. 18, n. 8, p. 1235–1253, 2024. Disponível em: http://ijeponline.org/index.php/journal/article/view/630. Acesso em: 13 nov. 2025.