NUGROHO, Yunianto Agung; RIYANTO, Riyanto; ISKANDAR, Joni; AMAN, Mustar; WIYONO, Nuri. Web-Based Patient Referral System Design from Clinic to Hospital Using Object Oriented Programming System. Journal of Information Systems and Informatics, [S. l.], v. 5, n. 1, p. 87–101, 2023. DOI: 10.51519/journalisi.v5i1.425. Disponível em: https://journal-isi.org/index.php/isi/article/view/425. Acesso em: 7 mar. 2026.