E-CRM System Development Strategy As An Effort To Improve Computer Services and Sales At Media Data Computer. ITEJ (Information Technology Engineering Journals), [S. l.], v. 11, n. 1, 2026. DOI: 10.24235/itej.v11i1.301. Disponível em: https://itej.uinssc.ac.id/index.php/itej/article/view/301. Acesso em: 27 apr. 2026.