Hirota, Ercilia H, James A Powell, Caroline l Davey, Jennifer E Powell, and Carlos T Formoso. 2004. “Overcoming Difficulties in Order to Use the Concepts and Principles of the Lean Construction”. Semina: Ciências Exatas E Tecnológicas 21 (4):17-25. https://doi.org/10.5433/1679-0375.2000v21n4p17.