WASET
    Y. Y. Chen and  O. M. Foong and  S. P. Yong and  Kurniawan Iwan,  Text Summarization for Oil and Gas Drilling Topic.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2008, vol. 18(6). 1799 - 1802
    [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/9497.