Peña Aguilar Juan M. and  Valencia Luis and  Pastrana Alberto and  Nava Estefany and  Martinez A. and  Vivanco M. and  Castañeda A.,  Radar Charts Analysis to Compare the Level of Innovation in Mexico with Most Innovative Countries in Triple Helix Schema Economic and Human Factor Dimension.   journal   = {International Journal of Humanities and Social Sciences}, [online]. World Academy of Science, Engineering and Technology.
    March 2014, vol. 88(4). 978 - 984
    [viewed 06 August 2020]. Available from: https://publications.waset.org/pdf/9997926.