KASINATHAN, Vinothini; MUSTAPHA, Aida; FAUZI, Rahmat; CHE ABDUL RANI, Mohamad Firdaus. Questionify: Gamification in Education. International Journal of Integrated Engineering, [S. l.], v. 10, n. 6, 2018. Disponível em: https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/2781. Acesso em: 7 apr. 2026.