Discussiones Mathematicae Graph Theory
Discussiones Mathematicae Graph Theory > 2004 > 24 > 3 > 539-543
Discussiones Mathematicae Graph Theory > 2004 > 24 > 3 > 457-467
Discussiones Mathematicae Graph Theory > 2005 > 25 > 3 > 251-259
Discussiones Mathematicae Graph Theory > 2007 > 27 > 1 > 175-178
Discussiones Mathematicae Graph Theory > 2008 > 28 > 1 > 59-66
Discussiones Mathematicae Graph Theory > 2010 > 30 > 2 > 185-199
Discussiones Mathematicae Graph Theory > 2010 > 30 > 4 > 611-618
Discussiones Mathematicae Graph Theory > 2012 > 32 > 4 > 629-641