Putri, Yuliana, Edy Cahyono, and Dyah Rini Indriyanti. “Implementation of Flipped Classroom Learning Model to Increase Student’s Critical Thinking Ability”. Journal of Innovative Science Education 10, no. 2 (August 6, 2021): 143-151. Accessed July 17, 2024. http://journal.unnes.ac.id/sju/jise/article/view/41408.