1. The Design and Analysis of Computer Algorithms;Aho,1974
2. Graphs and Digraphs;Behzad,1979
3. Graphs and Hypergraphs;Berge,1973
4. Dominating sets in chordal graphs;Booth;SIAM J. Comput.,1982
5. The k-domination and k-stability problems on graphs;Chang,1982