Publisher
Springer Science and Business Media LLC
Reference4 articles.
1. Berge, Graphs and hypergraphs. North-Holland Math. Library,6 (1973).
2. W. Döbfler, Bemerkungen zur Ulam-Vermutung. Arch. Math.23, 442?444 (1972).
3. W. Döbfler, W. Imrich, Eine Klasse rekonstruierbarer Graphen. Glasnik mathematicki7, (27), 159?165 (1972).
4. F.Harary, Graph theory. Reading, Massachusetts (1969).