Matamala, A. R.; Estrada, E. Generalised topological indices. Optimisation methodology and physico-chemical interpretation. Chemical Physics Letters 410, 2005, 343-347.

Matamala, A. R.; Estrada, E. Generalised topological indices. Optimisation methodology and physico-chemical interpretation. Chemical Physics Letters 410, 2005, 343-347. [PDF]