Asma, S. N., B. E. Susyanto, C. P. Rusadi, and A. Wahab. “Daycare Dilemmas in Covid-19 Pandemic, Should It Be Opened or Not? A Case Study of a Daycare in Yogyakarta”. BKM Public Health and Community Medicine, Apr. 2021, https://jurnal.ugm.ac.id/v3/BKM/article/view/1629.