Saeed Aledressi AA, Ma’firah M, Erman Y, Rivaldo I, Nurhawilis N. The Development of E-Learning Chemistry Learning for SMA / MA based on Project Based Learning on Quantum Number Material with the Flipped Classroom Approach in Class X Senior High School. JHICE [Internet]. 23Dec.2021 [cited 21Sep.2024];1(02):74-3. Available from: http://jhice.ppj.unp.ac.id/index.php/jhice/article/view/33