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 ANDIKA, Ni Putu Icha Putri; DEDY PRIYANTO, I Made. PERLINDUNGAN HUKUM TERHADAP KONSUMEN ATAS MELONJAKNYA HARGA MASKER AKIBAT VIRUS COVID-19. Kertha Semaya : Journal Ilmu Hukum, [S.l.], v. 9, n. 4, p. 556-568, mar. 2021. ISSN 2303-0569. Available at: <https://ojs.unud.ac.id/index.php/kerthasemaya/article/view/64651>. Date accessed: 29 aug. 2026. doi: https://doi.org/10.24843/KS.2021.v09.i04.p01.