Groen de, M.M.

Heun, J.C., Farczadi, L. & de, M.M.Groen, 1999. Ravilla - 2 : water resources management roleplay : information to participants, Delft, The Netherlands: IHE (International Institute for Infrastructural, Hydraulic and Environmental Engineering). Available at: https://pt.ircwash.org/sites/default/files/210-99RA-17544.pdf.