Jalal NM. Persepsi Siswa Sekolah Dasar terhadap Mata Pelajaran Matematika saat Pandemi Covid-19. PiJIES [Internet]. 2022 Apr. 30 [cited 2024 Nov. 21];5(1):27-40. Available from: https://ejournal.iainpalopo.ac.id/index.php/PiJIES/article/view/2591