Nur M. Study Results of Aircraft Engineering Cadets using Problem Based Learning Method at the Civil Aviation Safety Engineering Academy of Makassar. ajtk [Internet]. 2021 Jun. 17 [cited 2024 May 14];2(2):198-20. Available from: https://jurnal.poltekbangmakassar.ac.id/index.php/poltekbang/article/view/131