“Pemodelan Data Base Pada Aplikasi Pengumpulan Tugas Online Berbasis Website: DATABASE MODELING ON WEBSITE-BASED ONLINE TASK COLLECTION APPLICATIONS”. Teknomatika, vol. 11, no. 02, Nov. 2021, pp. 221-9, https://ojs.palcomtech.ac.id/index.php/teknomatika/article/view/559.