Computers & Operations Research
Computers and Operations Research > 2009 > 36 > 5 > 1633-1638
Computers and Operations Research > 2009 > 36 > 5 > 1703-1710
Computers and Operations Research > 2009 > 36 > 6 > 1780-1788
Computers and Operations Research > 2009 > 36 > 11 > 3013-3018
Computers and Operations Research > 2009 > 36 > 11 > 2899-2904