BAGUS, Y. .; RAHMAN, A. .; SUGIANTORO, B. . The Development of Web-Based Paperless Office System Using CodeIgniter Framework Case Study of Lembaga Pengembangan Cabang Ranting Muhammadiyah. Proceeding International Conference on Science and Engineering, [S. l.], v. 3, p. 221–227, 2020. DOI: 10.14421/icse.v3.501. Disponível em: https://www.sunankalijaga.org/prosiding/index.php/icse/article/view/501. Acesso em: 30 jul. 2026.