Paulus, Subiyanto, and Widyastuti L. 2021. “Best Practices: Collaboration to Prevent The Transmission Covid-19 in Jambangan Spesial Region Yogyakarta”. Science Midwifery 9 (2):307-12. https://midwifery.iocspublisher.org/index.php/midwifery/article/view/101.