Johnson, Peter Anto, John Christy Johnson, Francis Fernandes, and Austin Mardon. “The Effects of the COVID-19 Pandemic on Carbon Dioxide Emissions and the Ozone Layer”. Health Science Inquiry 13 (December 31, 2022): 49–51. Accessed March 14, 2025. https://healthscienceinquiry.com/index.php/hsi/article/view/467.