Kusuma, M., Y. Arfiani, and M. N. Hayati. “Pembelajaran Online Berbasis Community of Inquiry (CoI) Di Masa Pandemi Covid-19 : Studi Analisis Faktor Eksploratori”. PSEJ (Pancasakti Science Education Journal), Vol. 5, no. 2, Oct. 2020, pp. 49-56, doi:10.24905/psej.v5i2.178.