Palanisamy Sivaprakash, Sivaprakash Kanchana, Ponnusamy Venkataramanan, and Prawin Angel Michael. “An Efficacy of Covid – 19 Pandemic: Recovery of Workplace Environment and Ecosystem”. International Journal of Occupational Safety and Health 12, no. 3 (June 27, 2022): 141–143. Accessed February 29, 2024. https://nepjol.info/index.php/IJOSH/article/view/42235.