Hadi, W. ., and T. R. . Pradipta. “Pendampingan Bimbingan Belajar Online Matematika Siswa Kelas VIII”. Prosiding Abdimasmu, vol. 2, no. 2, Aug. 2021, pp. 516-21, https://journal.uhamka.ac.id/index.php/abdimasmu/article/view/7639.