Anggun Paulina Manik, Mawar Lestari Hutagaol, Yuliana Sari Angkat, and Asmin. “The Influence Of The Campus Environment On Students Learning Motivation”. Outline Journal of Education 5, no. 1 (December 3, 2025): 23–28. Accessed September 5, 2026. https://www.journal.outlinepublisher.com/index.php/OJE/article/view/533.