WASET
    Rodolfo Lorbieski and  Silvia Modesto Nassar,  Performance Assessment of Multi-Level Ensemble for Multi-Class Problems.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2018, vol. 135(3). 149 - 155
    [viewed 16 April 2024]. Available from: https://publications.waset.org/pdf/10008680.