Discrete Mathematics
Discrete Mathematics > 2009 > 309 > 13 > 4299-4305
Discrete Mathematics > 2009 > 309 > 18 > 5569-5573
Discrete Mathematics > 2009 > 309 > 18 > 5535-5539
Discrete Mathematics > 2009 > 309 > 18 > 5729-5738
Discrete Mathematics > 2009 > 309 > 13 > 4299-4305
Discrete Mathematics > 2009 > 309 > 18 > 5569-5573
Discrete Mathematics > 2009 > 309 > 18 > 5535-5539
Discrete Mathematics > 2009 > 309 > 18 > 5729-5738