Waldemiro Francisco Sorte Junior,  The Advantages of Integration for Social Systems – Evidence from the Automobile Industry.   journal   = {International Journal of Humanities and Social Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2008, vol. 20(8). 896 - 906
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/879.