Annals of Operations Research
Annals of Operations Research > 2013 > 203 > 1 > 141-166
Annals of Operations Research > 2013 > 210 > 1 > 5-31
Annals of Operations Research > 2013 > 203 > 1 > 141-166
Annals of Operations Research > 2013 > 210 > 1 > 5-31