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Discussiones Mathematicae Graph Theory > 2017 > 37 > 2 > 477-499
Discussiones Mathematicae Graph Theory > 2016 > 36 > 1 > 173-184
Discussiones Mathematicae Graph Theory > 2017 > 37 > 2 > 477-499
Discussiones Mathematicae Graph Theory > 2016 > 36 > 1 > 173-184