Ananda V. Analisis Hukum Perlindungan Konsumen Terhadap Ketidakfungsian Barcode Pada Tiket Konser Coldplay. jiwp [Internet]. 31Aug.2024 [cited 19Jun.2026];10(15):646-54. Available from: https://jurnal.peneliti.net/index.php/JIWP/article/view/10409