SUTOYO, R.; MARPAUNG, F. H. Analisis dan Perancangan Sistem Basis Data Catatan Waktu Kerja dan Proyek Karyawan pada PT Rekayasa Engineering. ComTech: Computer, Mathematics and Engineering Applications, [S. l.], v. 4, n. 2, p. 983-1000, 2013. DOI: 10.21512/comtech.v4i2.2540. Disponível em: https://journal.binus.ac.id/index.php/comtech/article/view/2540. Acesso em: 23 feb. 2025.