CASSANDRA, C. Pengembangan Model Sistem Informasi Aplikasi Helpdesk Online PT. Mustika Memadata. ComTech: Computer, Mathematics and Engineering Applications, [S. l.], v. 6, n. 2, p. 173-184, 2015. DOI: 10.21512/comtech.v6i2.2262. Disponível em: https://journal.binus.ac.id/index.php/comtech/article/view/2262. Acesso em: 27 mar. 2025.