WASET
    K. Metaxiotis and  K. Liagkouras,  An Expert System Designed to Be Used with MOEAs for Efficient Portfolio Selection.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2014, vol. 86(2). 295 - 301
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/9997557.