RAMADHAN, Sisca Agdinsa; IRAWAN, Hendri. ANALISIS DAN DESAIN SISTEM ELECTRONIC CUSTOMER RELATIONSHIP MANAGEMENT (E-CRM) BERBASIS WEB GUNA MENINGKATKAN PELAYANAN BIMBINGAN BELAJAR. IDEALIS : InDonEsiA journaL Information System, [S. l.], v. 2, n. 6, p. 167–175, 2019. Disponível em: https://jom.fti.budiluhur.ac.id/IDEALIS/article/view/2707. Acesso em: 30 nov. 2025.