Mohamed Rizwan, and K.Karthikeyan. “Petroleum Retail Outlet As a Sustainable Entrepreneurial Business Even During Pandemic Situations and Its Operational Risks”. Journal of Population Therapeutics and Clinical Pharmacology, vol. 30, no. 12, June 2023, pp. 31-40, https://doi.org/10.47750/jptcp.2023.30.12.005.