Erkamim, Moh., Farid Fitriyadi, and Ikhwan Baidlowi Sumafta. “Optimasi Query Hash Join Dan Inner Join Pada Sistem Pencarian Data Tracer Study”. Journal of Smart System 1, no. 1 (July 12, 2021): 18-25. Accessed May 2, 2024. http://ejournal.utp.ac.id/index.php/JSS/article/view/1603.