1. New classes of p-competition graphs and φ-tolerance competition graphs;Anderson;Congr. Numer.,1994
2. On the double competition number of a bipartite graph;Bak;Congr. Numer.,1996
3. Graph Theory with Applications;Bondy,1976
4. Cliques and niche graphs;Bowser;Congr. Numer.,1990
5. Some recent results on niche graphs;Bowser;Discrete Appl. Math.,1991