Berman, Oded; Drezner, Zvi - In: European Journal of Operational Research 189 (2008) 1, pp. 19-30
Consider the need to currently locate p facilities but it is possible that up to q additional facilities will have to be located in the future. There are known probabilities that 0 [less-than-or-equals, slant] r [less-than-or-equals, slant] q facilities will need to be located. The...