Siavash Asadi Ghajarloo,  Mining Implicit Knowledge to Predict Political Risk by Providing Novel Framework with Using Bayesian Network.   journal   = {International Journal of Humanities and Social Sciences}, [online]. World Academy of Science, Engineering and Technology.
    February 2011, vol. 50(2). 128 - 135
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/1291.