White, M., Garcia Alcaraz, J. L., Hernandez, J. A., & Meza Jimenez, J. (2009). Cycle Time Improvement by a Six Sigma Project for the Increase of New Business Accounts. International Journal of Industrial Engineering: Theory, Applications and Practice, 16(3), 191–205. https://doi.org/10.23055/ijietap.2009.16.3.265