Discrete Applied Mathematics
Discrete Applied Mathematics > 1997 > 72 > 1-2 > 115-139
Discrete Applied Mathematics > 1997 > 74 > 1 > 57-68
Discrete Applied Mathematics > 1997 > 78 > 1-3 > 207-226
Discrete Applied Mathematics > 1997 > 72 > 1-2 > 115-139
Discrete Applied Mathematics > 1997 > 74 > 1 > 57-68
Discrete Applied Mathematics > 1997 > 78 > 1-3 > 207-226