Sirojuddin Abror, Rusijono, Fajar Arianto. The Effect Of Problem-Based Learning In A Flipped Classroom Environment And Learning Motivation On Learning Independence And Problem Solving Skills. kuey [Internet]. 2024 Jun. 6 [cited 2024 Jun. 30];30(6):1642-57. Available from: https://kuey.net/index.php/kuey/article/view/5565