SHEE, Chen Yu; EZAK FADZRIN BIN AHMAD SHAUBARI. Happy Español: Development of 2D Mobile Learning Application for Spanish Language. Applied Information Technology And Computer Science, [S. l.], v. 6, n. 1, p. 1431–1448, 2025. Disponível em: https://periodical.uthm.edu.my/index.php/aitcs/article/view/16525. Acesso em: 14 aug. 2026.