Setiawan Y, Fitri I, Sholihatih ID. Electronic Electronic Customer Relationship Management Menggunakan Framework Codeigniter dengan Metode Waterfall Berbasis Website. J. Teknol. Inf. Komun [Internet]. 2022 Jan. 2 [cited 2026 Apr. 20];6(2):202-14. Available from: https://journal.lembagakita.com/jtik/article/view/401