Computers & Operations Research
Computers and Operations Research > 2006 > 33 > 11 > 3171-3184
Computers and Operations Research > 2006 > 33 > 11 > 3150-3160
Computers and Operations Research > 2006 > 33 > 11 > 3171-3184
Computers and Operations Research > 2006 > 33 > 11 > 3150-3160