“WEBSITE USABILITY TESTING ON THE INFORMATION AND COORDINATION CENTER OF COVID-19 IN WEST JAVA USING THE SYSTEM USABILITY SCALE”. JITK (Jurnal Ilmu Pengetahuan dan Teknologi Komputer) 6, no. 1 (Juni 24, 2020): 1–6. Diakses Februari 11, 2026. https://ejournal.nusamandiri.ac.id/index.php/jitk/article/view/1355.