“Implementation of Online Learning During the Covid 19 Pandemic at SD Muhammadiyah 2 Sidoarjo: Implementasi Pembelajaran Daring Pada Masa Pandemi Covid 19 Di SD Muhammadiyah 2 Sidoarjo”. 2021. Proceedings of The ICECRS 10 (August): 25-27. https://doi.org/10.21070/icecrs20211049.