Nurcahyani, Fanny Septi, and Dwi Fatrianto Suyatno. “Analisa Pengujian GUI Pada Website Online Course Ruangguru & Zenius Dengan Menggunakan Katalon Studio”. Journal of Emerging Information Systems and Business Intelligence (JEISBI) 4, no. 4 (September 2, 2023): 67–71. Accessed February 19, 2026. https://ejournal.unesa.ac.id/index.php/JEISBI/article/view/56383.