Ependi, U., F. Panjaitan, and H. Hutrianto. “System Usability Scale Antarmuka Palembang Guide Sebagai Media Pendukung Asian Games XVIII”. Journal of Information Systems Engineering and Business Intelligence, vol. 3, no. 2, Oct. 2017, pp. 80-86, doi:10.20473/jisebi.3.2.80-86.