Ahmad Dwi Pranata, Widyasmoro, and Yessi Jusman. “Quality of Service Analysis on The Network Lte-Advanced Between Smartfren and Provider Telkomsel on Malioboro Street Yogyakarta”. Journal of Telecommunication Control and Intelligent System, vol. 1, no. 1, Oct. 2021, doi:10.59247/jtcis.v1i1.27.