1. Acharya, B.D.: Separability and acyclicity in hypergraphs. In: Rao, A.R. (ed.) Proceedings of the Symposium on Graph Theory, ISI Lecture Notes No. 4 , pp. 65–83. The Macmillan Company India Ltd., Calcutta (1979)
2. Berge C.: Graphs and hypergraphs. North Holland, Amsterdam (1973)
3. Berge C.: Hypergraphs. North Holland, Amsterdam (1989)
4. Harary F.: Graph theory. Addison Wesley, Reading (1969)
5. Rao S.B.: Towards a theory of forcibly hereditary P-graphic sequences. In: Rao, S.B. (ed.) Combinatorics and graph theory, lecture notes in computer science, vol. 885, pp. 441–458. Springer, Berlin (1981)