00396nas a2200157   4500000000100000008004100001260001200042100001400054700001300068700001000081700002600091245008600117300001400203490000700217022001400224       2017                            d  c05/20171 aL.M Zhang1 aY. Huang1 aX. Wu1 aMirosław Skibniewski00aRisk-based estimate for operational safety in complex projects under uncertainty,  a108–1200 v54  a1568-4946