Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 PRADNYASWARI, Ida Ayu Eka; WESTRA, I Ketut. Upaya Perlindungan Hukum Bagi Konsumen Dalam Transaksi Jual-Beli Menggunakan Jasa E-Commerce. Kertha Semaya : Journal Ilmu Hukum, [S.l.], v. 8, n. 5, p. 758-766, may 2020. ISSN 2303-0569. Available at: <https://ojs.unud.ac.id/index.php/kerthasemaya/article/view/59414>. Date accessed: 28 aug. 2026.