Dr. Christos S. Nicolaidis and  Georgia C. Kosta,  Intrapreneurship as a Unique Competitive Advantage.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2011, vol. 59(11). 1468 - 1472
    [viewed 19 April 2021]. Available from: https://publications.waset.org/pdf/11469.