Hadi, S., G. Gianto, and W. Wahdania. “Problematika Pembelajaran Daring Pada Masa Pandemi Covid-19 Di Madrasah Ibtidayah Ma’arif Nahdatul Ulama 003 Samarinda”. Borneo Journal of Primary Education, Vol. 2, no. 1, Feb. 2022, pp. 15-21, doi:10.21093/bjpe.v2i1.5112.