Kamelia, Putri, and Ade Gunawan. “Consumer Legal Protection Against Fraud in Ticket Sales Transactions Concerts Through Calo in Indonesia: Case Study of Concert Ticket Sales Fraud”. As-Syar’i: Jurnal Bimbingan & Konseling Keluarga 6, no. 3 (July 27, 2024): 1671 - 1676. Accessed September 1, 2024. https://journal.laaroiba.ac.id/index.php/as/article/view/7168.