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    Nuanwan Soonthornphisaj and  Boonserm Kijsirikul,  Combining ILP with Semi-supervised Learning for Web Page Categorization.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2007, vol. 1(1). 213 - 216
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/2918.