Maulana, Fahreza, and Hendera. 2021. “Introduction Of BUDAMBER To Help Improve The Economy During The Covid-19 Pandemic”. Prosiding Pengembangan Masyarakat Mandiri Berkemajuan Muhammadiyah (Bamara-Mu) 1 (1):604-7. https://proceeding.mbunivpress.or.id/index.php/bamara/article/view/159.