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Discussiones Mathematicae Graph Theory > 2016 > 36 > 1 > 227-238
Discussiones Mathematicae Graph Theory > 2014 > 34 > 1 > 31-48
Discussiones Mathematicae Graph Theory > 2004 > 24 > 1 > 125-135
Discussiones Mathematicae Graph Theory > 2016 > 36 > 1 > 227-238
Discussiones Mathematicae Graph Theory > 2014 > 34 > 1 > 31-48
Discussiones Mathematicae Graph Theory > 2004 > 24 > 1 > 125-135