1. “A Revolution in Manufacturing: The SMED System”;Shingo,1985
2. J. C. Sá, J. D. Carvalho and R. M. Sousa, “Waste Identification Diagrams” in CLME’2011-IIICEM – 6º Congresso Luso-Moçambicano de Engenharia – 3º Congresso de Engenharia de Moçambique, Moçambique, Maputo, 2011, pp. 207–208.
3. “Lean Thinking: Banish Waste and Create Wealth in Your Corporation”;P Womack,2003
4. “Applying SMED methodology in cork stoppers production";Sousa;Procedia Manufacturing,2018
5. “SMED methodology: the reduction of setup times for Steel Wire-Rope assembly lines in the automotive industry”;Rosa;Procedia Manufacturing,2017