Discussiones Mathematicae Graph Theory
Discussiones Mathematicae Graph Theory > 2015 > 35 > 2 > 215-227
Discussiones Mathematicae Graph Theory > 2015 > 35 > 3 > 589-594
Discussiones Mathematicae Graph Theory > 2015 > 35 > 2 > 215-227
Discussiones Mathematicae Graph Theory > 2015 > 35 > 3 > 589-594