AS-SALAFIYAH, A.; RIANI, R. .; SOEPARNO, W. S. I. . Covid-19 Pandemic and Exit Policy Strategy: A Cluster Analysis using R. Business and Sustainability, [S. l.], v. 2, n. 2, 2024. DOI: 10.58968/bs.v2i2.394. Disponível em: https://journals.smartinsight.id/index.php/BS/article/view/394. Acesso em: 1 may. 2026.