Telaumbanua, Yakin Niat. “PEMBELAJARAN MATEMATIKA SECARA DARING AKIBAT PANDEMI CORONA VIRUS DISEASES 2019”. Jurnal Review Pendidikan dan Pengajaran (JRPP) 3, no. 2 (December 31, 2021): 445–449. Accessed April 16, 2024. http://journal.universitaspahlawan.ac.id/index.php/jrpp/article/view/1692.