NIVEDITHA, A. SANKARI; MDS, DR. BALAJI GANESH S; ARIVARASU, LAKSHMINARAYANAN. Covid-19 Lockdown and Its Impact on Air Pollution. The journal of contemporary issues in business and government, [S. l.], v. 26, n. 2, p. 1219–1225, 2020. Disponível em: https://www.cibgp.com/index.php/1323-6903/article/view/394. Acesso em: 10 oct. 2025.