Nazwani, Al Basyita, and Akhmad Syakir. 2021. “The Effectiveness of Using Masks in the New Normal Era of Alalak Utara”. Prosiding Pengembangan Masyarakat Mandiri Berkemajuan Muhammadiyah (Bamara-Mu) 1 (1):877-90. https://proceeding.mbunivpress.or.id/index.php/bamara/article/view/207.