Eric Costa and  Sara Bragan├ža and  Rui Sousa and  Anabela Alves,  Benefits from a SMED Application in a Punching Machine.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2013, vol. 77(5). 951 - 957
    [viewed 17 February 2020]. Available from: https://publications.waset.org/pdf/17166.