WIDYASTUTI, Endar; FANDY SETYO UTOMO. Improving User Experience: A Website Quality Analysis of PT. Gratia Jaya Mulya Using Webqual 4.0 and Importance Performance Analysis Methods. Jurnal Teknologi dan Manajemen Informatika, [S. l.], v. 11, n. 1, p. 47–57, 2025. DOI: 10.26905/jtmi.v11i1.15471. Disponível em: https://jurnal.unmer.ac.id/index.php/jtmi/article/view/15471. Acesso em: 23 oct. 2026.