OUKACHA, Larabi. “The Role of Tourism Innovation in Supporting Tourism Competitive Advantage : The Case of a Sample of Tourism Agencies in the State of Tlemcen, Algeria”. The Eurasia Proceedings of Educational and Social Sciences 32 (November 30, 2023): 158–164. Accessed December 22, 2024. https://epess.net/index.php/epess/article/view/764.