Salim AY, Utami DD, Wedi A. DEVELOPMENT OF DISTANCE LEARNING STRATEGIES BASED ON LEARNING MANAGEMENT SYSTEMS TO IMPROVE SELF-DIRECTED LEARNING AND STUDENTS’ UNDERSTANDING OF CONCEPTS. World Psychology [Internet]. 2026Apr.20 [cited 2026May23];5(2):53-72. Available from: https://ejournal.staialhikmahpariangan.ac.id/Journal/index.php/wp/article/view/1146