MAI THI LE, Hang. Exploring the Tourism Products Development Theoretical Framework. Journal of Knowledge Learning and Science Technology ISSN: 2959-6386 (online), [S. l.], v. 4, n. 2, p. 157–167, 2025. DOI: 10.60087/jklst.v4.n2.015. Disponível em: http://jklst.org/index.php/home/article/view/337.. Acesso em: 15 oct. 2025.