WASET
    Wenhua Hou and  Xing Liu and  Deqiang Chen,  Payment Problems, Cash Flow and Profitability of Construction Project: A System Dynamics Model.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2011, vol. 58(10). 1266 - 1272
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/1811.