Nur M, Sabur F. Development of Teaching Materials and Harmonized Semester Learning Plan for the Aircraft Basic Workshop Theory Course through Learner-Centered Instructional Design in Indonesian Aviation Polytechnics. JLE [Internet]. 2025Jul.10 [cited 2025Nov.1];6(2):284-07. Available from: https://newinera.com/index.php/JournalLaEdusci/article/view/2244