SIMATUPANG, B. S. .; NURHADI, M.; PURWATI, W. . Analisis Latar Belakang Ekonomi Keluarga Dan Motivasi Belajar Peserta Didik Pada Kelas X-I SMAN 2 Samarinda. Prosiding Seminar Nasional PPG Universitas Mulawarman, [S. l.], v. 3, p. 52–55, 2022. DOI: 10.30872/semnasppg.v3.1702. Disponível em: https://jurnal.fkip.unmul.ac.id/index.php/semnasppg/article/view/1702. Acesso em: 5 dec. 2025.