Αlexios Kotsakis and  Stefanos Katsavounis and  Dimitra Alexiou,  The Influence of Beta Shape Parameters in Project Planning.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    February 2019, vol. 147(3). 59 - 67
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/10010159.