SANI, H. K.; AMBIYAR, A.; SUKARDI, S.; SARI, D. Y. Development of Web-based Tuition Payment Information System Supported by Whatsapp Notifications. Jurnal Teknologi Informasi dan Pendidikan, [S. l.], v. 15, n. 2, p. 160–166, 2023. DOI: 10.24036/jtip.v15i2.534. Disponível em: http://tip.ppj.unp.ac.id/index.php/tip/article/view/534. Acesso em: 12 jun. 2026.