Judijanto, Loso. “Patterns, Trends, And Gaps In The Current Pool Of Knowledge, Thus Contributing To A More Diverse Understanding Of PBL In The Context Of Secondary Education”. QALAMUNA: Jurnal Pendidikan, Sosial, dan Agama 13, no. 2 (December 30, 2021): 969-980. Accessed May 17, 2024. https://ejournal.insuriponorogo.ac.id/index.php/qalamuna/article/view/4317.