Have you used Rocha's books in your studies? Do you prefer his approach to Manning’s equation or the friction factor over other authors? Let us know in the comments!
Instead, here's a short, interesting story inspired by that very search: Have you used Rocha's books in your studies
Hay versiones que resuelven problemas de canales abiertos, disponibles en Problemas Resueltos Variados: Plataformas como Academia.edu here's a short