Nurhasanah. The Relationship of Independent Learning and Time Management with Academic Achievement of 2013 Stambuk Students Study Program in Economics Education Department, State University of Medan. OJE [Internet]. 2022 Feb. 15 [cited 2025 Oct. 12];1(1):1-8. Available from: https://outlinepublisher.com/index.php/OJE/article/view/11