PENGEMBANGAN LKPD BERBASIS KONTEKSTUAL PADA MATERI DERET ARITMATIKA KELAS X DI MASA PANDEMI COVID-19. Integral : Pendidikan Matematika, [S. l.], v. 13, n. 1, p. 40–48, 2022. Disponível em: https://e-journal.umc.ac.id/index.php/JNR/article/view/3112. Acesso em: 26 nov. 2025.