Iskandar, Hardian. “AKIBAT HUKUM WANPRESTASI PADA KASUS PEMBATALAN KONSER MUSIK”. Jurnal Justiciabelen 1, no. 2 (April 9, 2019): 233–240. Accessed June 1, 2025. https://journal.umg.ac.id/index.php/justiciabelen/article/view/830.