ROLE OF FLUTTER AND SQL DATABASES IN SCALABLE ONLINE COURSES: AUTHENTICATION, AUTHORIZATION, AND SECURITY. Journal of Multidisciplinary Sciences and Innovations, [S. l.], v. 4, n. 11, p. 1093–1101, 2025. DOI: 10.55640/. Disponível em: https://ijmri.de/index.php/jmsi/article/view/3572. Acesso em: 28 feb. 2026.