Discussiones Mathematicae Graph Theory
Discussiones Mathematicae Graph Theory > 2005 > 25 > 3 > 435-440
Discussiones Mathematicae Graph Theory > 2005 > 25 > 3 > 225-239
Discussiones Mathematicae Graph Theory > 2005 > 25 > 3 > 435-440
Discussiones Mathematicae Graph Theory > 2005 > 25 > 3 > 225-239