“SISTEM PEMESANAN KAMAR RAWAT INAP MENGGUNAKAN SHORT MESSAGE SERVICES (SMS) PADA RUMAH SAKIT”. CESS (Journal of Computer Engineering, System and Science) 1, no. 1 (Januari 11, 2016): 21–29. Diakses Mei 7, 2026. https://jurnal.unimed.ac.id/2012/index.php/cess/article/view/4041.