Riyadi, Willy, and Kurniabudi. “Analisis Usability Aplikasi Belanjo Dengan PSSUQ Dan UMUX”. Jurnal Ilmiah Media Sisfo 17, no. 2 (October 31, 2023): 240–251. Accessed May 17, 2024. https://ejournal.unama.ac.id/index.php/mediasisfo/article/view/811.