ELSY HARIANI SARAGIH; INJEN PARDAMEAN BUTAR-BUTAR; HERLINA HOTMADINAR SIANIPAR. THE INFLUENCE OF FAMILY ENVIRONMENT AND LEARNING INTEREST ON SOCIAL STUDIES LEARNING OUTCOMES OF NINTH GRADE STUDENTS AT SMP NEGERI 4 PEMATANGSIANTAR. International Journal of Social Science, Educational, Economics, Agriculture Research and Technology (IJSET), [S. l.], v. 4, n. 12, p. 1234–1240, 2025. DOI: 10.5281/zenodo.18797469. Disponível em: https://ijset.org/index.php/ijset/article/view/1630. Acesso em: 18 apr. 2026.