Putro, Endi, and Juditha Averil. “Measuring the Benefits of the Skill Academy’s Online Training Platform”. Journal of Information Systems and Informatics 5, no. 4 (December 20, 2023): 1644-1657. Accessed December 19, 2025. https://journal-isi.org.adsii.or.id/index.php/isi/article/view/614.