M. Chobotová and  Ž. Rylková,  Measurement of Innovation Performance.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2014, vol. 91(7). 2085 - 2090
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/9998690.