KATARINA SIANTURI, S.; SAPUTRA JAYA, S. Sistem Informasi Pengelolaan Koperasi Karyawan pada PT. Dover Chemical. Jurnal Insan Unggul, [S. l.], v. 8, n. 1, p. 100–123, 2020. DOI: 10.47926/insanunggul.2020.8.1.100-123. Disponível em: http://www.sttikom-iu.ac.id:8081/jurnaliu/index.php/01/article/view/115. Acesso em: 21 oct. 2025.