Discussiones Mathematicae Graph Theory
Discussiones Mathematicae Graph Theory > 2012 > 32 > 2 > 341-356
Discussiones Mathematicae Graph Theory > 2012 > 32 > 4 > 795-806
Discussiones Mathematicae Graph Theory > 2012 > 32 > 2 > 341-356
Discussiones Mathematicae Graph Theory > 2012 > 32 > 4 > 795-806