ANALISIS PENGAMBILAN KEPUTUSAN DALAM PENCEGAHAN PENYEBARAN COVID 19 DI KOTA SURABAYA DENGAN PENDEKATAN PROBLEM TREE ANALYSIS. Jurnal Media Akademik (JMA), [S. l.], v. 2, n. 5, 2024. DOI: 10.62281/v2i5.312. Disponível em: https://jurnal.mediaakademik.com/index.php/jma/article/view/312.. Acesso em: 23 dec. 2024.