Astuti, Femi Dwi, and Siska Lidya Revianti. “The Implementation of ORESTE Using Basson Rank for Selecting The TOEFL Preparation Courses in Yogyakarta”. bit-Tech 6, no. 1 (August 25, 2023): 23–31. Accessed November 21, 2024. https://jurnal.kdi.or.id/index.php/bt/article/view/863.