WASET
    C. Ardil,  Aircraft Selection Using Multiple Criteria Decision Making Analysis Method with Different Data Normalization Techniques.   journal   = {International Journal of Industrial and Systems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2019, vol. 156(12). 744 - 756
    [viewed 08 May 2024]. Available from: https://publications.waset.org/pdf/10012211.