Discrete Applied Mathematics
Discrete Applied Mathematics > 2010 > 158 > 16 > 1827-1837
Discrete Applied Mathematics > 2010 > 158 > 16 > 1856-1860
Discrete Applied Mathematics > 2010 > 158 > 16 > 1827-1837
Discrete Applied Mathematics > 2010 > 158 > 16 > 1856-1860