Discrete Applied Mathematics
Discrete Applied Mathematics > 2000 > 99 > 1-3 > 317-321
Discrete Applied Mathematics > 2000 > 99 > 1-3 > 323-329
Discrete Applied Mathematics > 2000 > 99 > 1-3 > 317-321
Discrete Applied Mathematics > 2000 > 99 > 1-3 > 323-329