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Czechoslovak Mathematical Journal > 2016 > 66 > 1 > 87-99
Journal of Graph Theory > 78 > 3 > 207 - 218
Graphs and Combinatorics > 2011 > 27 > 3 > 465-473
Discussiones Mathematicae Graph Theory > 2009 > 29 > 2 > 263-274
Discrete Mathematics > 2007 > 307 > 7-8 > 958-963
Discussiones Mathematicae Graph Theory > 2003 > 23 > 1 > 117-127
Discrete Applied Mathematics > 1998 > 86 > 2-3 > 213-231