Discrete Applied Mathematics
Discrete Applied Mathematics > 2000 > 107 > 1-3 > 165-189
Discrete Applied Mathematics > 2012 > 160 > 4-5 > 628-639
Discrete Applied Mathematics > 2000 > 107 > 1-3 > 165-189
Discrete Applied Mathematics > 2012 > 160 > 4-5 > 628-639