000 00237pas a2200097 454500
008 160820b xxu||||| |||| 00| 0 eng d
022 _a
245 _aDISCRETE OPTIMIZATION
260 _a AMSTERDAM
_bELSEVIER
_c
906 _a
_b
_c
_dJan - Dec,2007
999 _c475896
_d475896