Asmaran, A., B. Susetyo, and P. Eosina. “SISTEM INFORMASI PELAYANAN SURAT KETERANGAN IMBG BERBASIS WEB”. IKRA-ITH Informatika : Jurnal Komputer Dan Informatika, Vol. 3, no. 2, Nov. 2018, pp. 10-18, https://journals.upi-yai.ac.id/index.php/ikraith-informatika/article/view/312.