Discussiones Mathematicae Graph Theory
Discussiones Mathematicae Graph Theory > 2015 > 35 > 4 > 689-701
Discussiones Mathematicae Graph Theory > 2015 > 35 > 4 > 715-731
Discussiones Mathematicae Graph Theory > 2015 > 35 > 4 > 689-701
Discussiones Mathematicae Graph Theory > 2015 > 35 > 4 > 715-731