1. Graphs and Hypergraphs;Berge,1973
2. Lattice theory;Birkhoff,1967
3. A characterization of supercompactness with an application to treelike spaces;Brouwer;Report Math. Centre ZW 34/74,1974
4. Topics in Combinatorial Analysis;Erdös;Proc. 2nd Louisiana Conf. on Comb., Grap Theory and Computing,1971
5. Families of sets with faithful graph representation;Gilmore;Report Thomas J. Watson Research Center,1962