2Hakimi.Optimum locations of switching centers and the absolute centers and medians of a graph[J].Operations Research,1964,(12):450-459.
3garey,Johnson.Computers and intractability:a guide to the theory of NP-completeness[M].New York:Freeman,1979.
4R L Church,C S ReVelle.Theoretical and computational links between the p-median location set-covering and the maximal covering location problem[J].Geographical Analysis,1976,40:6-4 15.
5R Carbone.Public facilities under stochastic demand[J].INFOR,1974,(12):261-270.
6Mirchandani.Locational decisions on stochastic networks[J].Geographical Analysis,1980,(12):172-183.
7C Bean,J L Higle,RL Smith.Capacity expansion under stochastic demands[J].Operations Research,1992,40:210-216.
8Mirchandani,Odoni.Locations of medians on stochastic networks[J].Transportation Science,1979,(13):85-97.
9Berman,Odoni.Locating mobile facilities on a network with Markovian properties[J],Networks,1982,(12):73-86.
10Kouvelis,Yu.Robust discrete optimization and its applications[M].Dordrecht:Kluwer Academic Publishers,1989.