Graphs with prescribed maximal subgraphs and critical chromatic graphs
Heinz-Jürgen Voss (1977)
Commentationes Mathematicae Universitatis Carolinae
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Heinz-Jürgen Voss (1977)
Commentationes Mathematicae Universitatis Carolinae
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Ladislav Nebeský (1972)
Commentationes Mathematicae Universitatis Carolinae
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Pavol Hell (1968)
Commentationes Mathematicae Universitatis Carolinae
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