1. A characterization of rigid circuit graphs;Buneman;Discrete Math.,1974
2. The intersection graphs of subtrees in trees are exactly the chordal graphs;Gavril;J. Combin. Theory Ser. B,1974
3. J.R. Walter, Representations of rigid cycle graphs, Ph.D. Thesis, Wayne State Univ., 1972
4. Tolerance Graphs;Golumbic,2004
5. Efficient Graph Representations;Spinrad,2003