TY - GEN AU - Ahmed Mohammed Galal Eldin Ibrahim Khalafalla AU - Essam Abd El aziz Sharaf , AU - Hazem Barakat , TI - Estimating cost contingencies of residential buildings projects using belief networks / PY - 2002/// CY - Cairo : PB - Ahmed Mohammed Galal Eldin Ibrahim Khalafalla , KW - Estimating cost contingencies KW - residential buildings projects N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Engineering - Department Of Civil Engineering UR - http://172.23.153.220/th.pdf ER -