1.
Wantah A, Prastyo H. ANALYSIS OF JUNIOR HIGH SCHOOL STUDENTS’ LEARNING OBSTACLES IN UNDERSTANDING THE CONCEPT ABOUT LINES AND ANGLES. jpd [Internet]. 2022Jan.17 [cited 2024Nov.22];5(1):54-73. Available from: https://jurnal.unai.edu/index.php/jpd/article/view/2722