WASET
    Murat Ayyıldız and  Oya Kalıpsız and  Sırma Yavuz,  A Metric-Set and Model Suggestion for Better Software Project Cost Estimation.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2008, vol. 23(11). 3942 - 3947
    [viewed 02 May 2024]. Available from: https://publications.waset.org/pdf/13543.