MAULUDIN, Moch Subchan; WIJANARKO, Rony; WAHYUNI, Iis. PERANCANGAN IMPLEMENTASI FRAMEWORK CODEIGNITER PADA CRM (CUSTOMER RELATIONSHIP MANAGEMENT) MENGGUNAKAN WHATSAPP-MARKETING BERBASIS WEB. Prosiding Sains Nasional dan Teknologi, [S. l.], v. 1, n. 1, 2019. DOI: 10.36499/psnst.v1i1.2867. Disponível em: https://publikasiilmiah.unwahas.ac.id/PROSIDING_SNST_FT/article/view/2867. Acesso em: 17 jan. 2026.