Wanli Ma and  Dat Tran and  Dharmendra Sharma,  Negative Selection as a Means of Discovering Unknown Temporal Patterns.   journal   = {International Journal of Biomedical and Biological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2010, vol. 41(5). 226 - 232
    [viewed 20 October 2019]. Available from: https://publications.waset.org/pdf/2600.