Alhmiari, A. M. A. A., & Albaheery, A. A. M. S. (2020). The Impact of Applying Lean Manufacturing Fundamentals on the Improvement of Manufacturing Performance: A Case Study at the Yemeni National Company for Sponge and Plastic Industry. Management & Economics Research Journal, 2(5), 21-38. https://doi.org/10.48100/merj.vi.138