*, Fauziah, and Yusri Wahyuni. “THE STUDY OF STUDENTS’ DIFFICULTY IN OPERATING OBE THROUGH TPS METHOD: A CASE STUDY OF ALE (ELEMENTARY LINEAR ALGEBRA) COURSE”. IJRDO- Journal of Educational Research 2, no. 4 (April 30, 2017): 111-115. Accessed October 6, 2024. http://13.234.104.160/index.php/er/article/view/186.