NURHASANAH, C.; GUTRIANA, A.; OKTAFIAJU, S.; WAHYUDI NASUTION, R.; DAHLYA NARPILLA, S. Analisis Kesulitan Belajar Mahasiswa dalam Mempelajari Materi Integral Permukaan pada Mata Kuliah Kalkulus Vektor. JIS: Journal Islamic Studies, [S. l.], v. 3, n. 2, p. 97–102, 2025. DOI: 10.71456/jis.v3i2.1320. Disponível em: https://yptb.org/index.php/jis/article/view/1320. Acesso em: 12 oct. 2025.