Milad Eghtedari Naeini and  Gholamreza Heravi,  Probabilistic Model Development for Project Performance Forecasting.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2011, vol. 58(10). 428 - 433
    [viewed 21 April 2021]. Available from: https://publications.waset.org/pdf/14159.