Romlah, R., Rosfiani, O., Rahayu, A. R. P., Syahro, A. and Alfian, N. (2023) “Problems of Online Learning in the Covid-19 Pandemic Era”, International Journal of Multidisciplinary Approach Research and Science, 2(01), pp. 465–474. doi: 10.59653/ijmars.v2i01.536.