Operations Research Letters
Operations Research Letters > 2008 > 36 > 1 > 19-25
Operations Research Letters > 2008 > 36 > 2 > 265-270
Operations Research Letters > 2008 > 36 > 3 > 366-371
Operations Research Letters > 2008 > 36 > 3 > 317-320
Operations Research Letters > 2008 > 36 > 4 > 399-401
Operations Research Letters > 2008 > 36 > 4 > 430-433
Operations Research Letters > 2008 > 36 > 4 > 439-443