Wasbeek, D. van

van der Heide, J., Orozco, J.G. & van Wasbeek, D., 1991. Evaluacion hidraulica de plantas potabilizadoras de filtracion rapida en Nicaragua, (Comunicacion / TUDelft no. 40) Delft, The Netherlands: Delft University of Technology, Department of Civil Engineering. Available at: https://fr.ircwash.org/sites/default/files/255.2-10038.pdf.