Shahid F, Khan RA, Anwar S, Wajidi FA. The Impact of Lead-Time Variability on Supply Chain Operations of Retail Stores and Supermarkets in Karachi During the Pandemic Situation. SRJ [Internet]. 2026 Mar. 31 [cited 2026 Sep. 5];5(1):30-42. Available from: https://journals-uoli.com/index.php/SRJ/article/view/165