“OPTIMALISASI LAYANAN FREELANCE MELALUI PENGEMBANGAN APLIKASI MARKETPLACE BERBASIS MOBILE”. ZONAsi: Jurnal Sistem Informasi 7, no. 2 (May 25, 2025): 476–489. Accessed December 1, 2025. http://journal.unilak.ac.id/index.php/zn/article/view/24563.