1. Agnese , C. F. D'Asaro R. Rosso A note on scaling properties of topologically random channel networks 1993
2. Horton's laws and the fractal nature of streams;Beer;Water Resour. Res.,1993
3. Claps , P. M. Fiorentino The informational entropy of fractal river networks 1993
4. Fractal structure, entropy and energy dissipation in river networks;Claps;Hydrol. J. IAH,1994