1.
Faisal F, Imron DS. Proses Pembelajaran Matematika pada masa Covid-19 di MAN 2 Langkat. jiip [Internet]. 2021Mar.12 [cited 2025Jul.6];4(2):109-14. Available from: http://jiip.stkipyapisdompu.ac.id/jiip/index.php/JIIP/article/view/214