Fhikry Ahmad Halomoan Siregar, Nurmaili. The Influence Of Learning Motivation, School Environment On Learning Achievement In Economics Class XI IPS SMA N 1 Tanjungtiram. OJE [Internet]. 2024 Feb. 6 [cited 2025 Sep. 9];3(1):13-9. Available from: https://journal.outlinepublisher.com/index.php/OJE/article/view/188