SIAHAAN, Ranty Deviana; SITOPU, Tesalonika Aprisda; MARBUN, Tabitha Aquila; BUKIT, Gerry Benyamin. Enhancing Mobile Library App User Experience Using HCD and Usability Metrics. Journal of Information Systems and Informatics, [S. l.], v. 7, n. 4, p. 3107–3142, 2025. DOI: 10.63158/journalisi.v7i4.1236. Disponível em: https://journal-isi.org/index.php/isi/article/view/1236. Acesso em: 7 mar. 2026.