Elma, Z. (2020). Implementasi Metode Usability Testing Dengan System Usability Scale Dalam Evaluasi Website Layanan Penyedia Subtitle (Studi Kasus: Subscene). Ultima InfoSys : Jurnal Ilmu Sistem Informasi, 10(2), 104-110. https://doi.org/https://doi.org/10.31937/si.v10i2.1197