Discrete Applied Mathematics
Discrete Applied Mathematics > 1997 > 78 > 1-3 > 75-87
Discrete Applied Mathematics > 1997 > 78 > 1-3 > 51-60
Discrete Applied Mathematics > 1997 > 78 > 1-3 > 75-87
Discrete Applied Mathematics > 1997 > 78 > 1-3 > 51-60