WASET
    Mohammad Ali Molaei,  A New Measurable Definition of Knowledge in New Growth Theory.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2010, vol. 42(6). 1040 - 1044
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/3150.