Estrada, E. Wiener number in the context of generalized topological indices. In the book: Topology in Chemistry. D. Rouvray and R. B. King (Eds.), Horwood Pub. Ltd., Chichester, UK, pp. 181-202 (2001).

Estrada, E. Wiener number in the context of generalized topological indices. In the book: Topology in Chemistry. D. Rouvray and R. B. King (Eds.), Horwood Pub. Ltd., Chichester, UK, pp. 181-202 (2001).