Discrete Mathematics
Discrete Mathematics > 2009 > 309 > 10 > 2961-2967
Discrete Mathematics > 2009 > 309 > 10 > 2968-2973
Discrete Mathematics > 2009 > 309 > 12 > 3905-3916
Discrete Mathematics > 2009 > 309 > 13 > 4590-4595
Discrete Mathematics > 2009 > 309 > 10 > 2961-2967
Discrete Mathematics > 2009 > 309 > 10 > 2968-2973
Discrete Mathematics > 2009 > 309 > 12 > 3905-3916
Discrete Mathematics > 2009 > 309 > 13 > 4590-4595