RIZAL, F. Analisis Kesulitan Mempelajari Materi Limit Fungsi Siswa Kelas Xi Ipa Sman 1 Tambangan 2022/2023. Cognoscere: Jurnal Komunikasi dan Media Pendidikan, [S. l.], v. 1, n. 1, p. 51–58, 2023. DOI: 10.61292/cognoscere.147. Disponível em: https://journals.ldpb.org/index.php/cognoscere/article/view/147. Acesso em: 30 may. 2025.