FIRMANTI, P. Mathematics learning during pandemic COVID-19 at Junior High School in Bukittinggi-Agam. Kaunia: Integration and Interconnection Islam and Science Journal, [S. l.], v. 17, n. 1, p. 1–5, 2021. DOI: 10.14421/kaunia.2736. Disponível em: https://ejournal.uin-suka.ac.id/saintek/kaunia/article/view/2736. Acesso em: 20 jan. 2025.