Cendana, Wiputra, and Yonathan Winardi. “PRIMARY ENGLISH TEACHERS PROFESSIONAL DEVELOPMENT DURING COVID19 PANDEMIC: A PRELIMINARY RESEARCH”. Autentik : Jurnal Pengembangan Pendidikan Dasar, vol. 5, no. 1, Feb. 2021, pp. 1-9, doi:10.36379/autentik.v5i1.80.