WASET
    Simon Thiel and  Stavros Dalakakis and  Dieter Roller,  A Learning Agent for Knowledge Extraction from an Active Semantic Network.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2007, vol. 7(7). 2280 - 2283
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/1978.