NUGRAHANINGRUM, Ratih; WATI, Tri Linggo. Teacher Implementation in the Mumtaz Smart Application during the Covid-19 Pandemic in Elementary Schools: Implementasi Guru dalam Aplikasi Mumtaz Smart dimasa Pandemi Covid-19 di Sekolah Dasar. Indonesian Journal of Education Methods Development, [S. l.], v. 17, n. 4, p. 10.21070/ijemd.v20i.663, 2022. DOI: 10.21070/ijemd.v20i.663. Disponível em: https://ijemd.umsida.ac.id/index.php/ijemd/article/view/663. Acesso em: 15 jun. 2025.