1. Balaban, A.T., Balaban, T.S.: New vertex invariants and topological indices of chemical graphs based on information on distances. J. Math. Chem. 8, 383–397 (1991)
2. Bent, G., Dantressangle, P., Vyvyan, D., Mowshowitz, A., Mitsou, V.: A dynamic distributed federated database. Proceedings of the Second Annual Conference of the International Technology Alliance, Imperial College, London, September 2008
3. Bertz, S.H.: The first general index of molecular complexity. J. Am. Chem. Soc. 103, 3241–3243 (1981)
4. Bloom, G., Kennedy, J.W., Quintas, L.V.: Distance degree regular graphs. In: Chartrand, G. (ed.) The Theory of Applications of Graphs, pp. 95–108. Wiley, New York (1981)
5. Bollobás, B., Riordan, O.: The diameter of a scalefree random graph. Combinatorika 24, 5–34 (2004)