Sion Andreas Simanjuntak, Binsar Tison Gultom, Anton Luvi Siahaan. Influence Discipline and Learning Independence on Students’ Economic Learning Outcomes Class XI in Pematang Siantar 2 Public High School. IJIST [Internet]. 2023 Oct. 31 [cited 2026 Apr. 27];1(4):449-60. Available from: https://www.journal.multitechpublisher.com/index.php/ijist/article/view/637