Ummah, Siti Miftachul, and Anita Puji Astutik. “Implementation of Problem Based Learning to Improve The Quality of PAI Learning During The Covid-19 Pandemic at School”. Academia Open 60 (June 30, 2022): 10.21070/acopen.6.2022.2145. Accessed April 29, 2024. https://acopen.umsida.ac.id/index.php/acopen/article/view/2145.