%0 Journal Article %J International Journal of Construction Management %D 2017 %T Construction contract management using value packaging systems %A Mahdi Safa %A Arash Shahi %A Carl T Haas %A Keith W Hipel %B International Journal of Construction Management %V 17 %P 50-64 %G eng %U https://doi.org/10.1080/15623599.2016.1167369 %N 1