Discussiones Mathematicae Graph Theory
Discussiones Mathematicae Graph Theory > 2006 > 26 > 3 > 457-474
Discussiones Mathematicae Graph Theory > 2017 > 37 > 3 > 561-572
Discussiones Mathematicae Graph Theory > 2006 > 26 > 3 > 457-474
Discussiones Mathematicae Graph Theory > 2017 > 37 > 3 > 561-572