Maulana, M. Nur Aqram, et al. “PERBANDINGAN HASIL BELAJAR MATEMATIKA MELALUI STRATEGI ADVISORY GROUP DAN CURVELBALLS”. Al Asma : Journal of Islamic Education, vol. 3, no. 2, Nov. 2021, pp. 210-22, doi:10.24252/asma.v3i2.24474.