WASET
Chan, K. , Oerlemans, L. , Pretorius, M. (2010). 'Knowledge Flows and Innovative Performances of NTBFs in Gauteng, South Africa: An Attempt to Explain Mixed Findings in Science Park Research'. World Academy of Science, Engineering and Technology, Open Science Index 42, International Journal of Economics and Management Engineering, 4(6), 1440 - 1454.