Salloom, Rafal Shakir, and Manal Jabbar Sorour. “The Role of Lean Production in Reducing Environmental Costs Case Study in The Company of Oil Products′ Distribution”. Tikrit Journal of Administrative and Economic Sciences 18, no. 57, 1 (March 31, 2022): 157–175. Accessed March 5, 2026. https://www.tjaes.org/ojs/index.php/tjaes/article/view/134.