1. Adaptation for river basins: connecting policy goals to the water resources system;Aerts;Water Science and Technology,2005
2. Climate Change in Contrasting River Basins,2004
3. Mission Report Kenya;Aerts,2005
4. Beimers, P.B., van Eick, A.J., Lam, K.S., Roos, B., 2001. Building sand-storage dams, SASOL Foundation Kitui District, Kenya, Practical work report, Delft University of Technology, p. 100.
5. Borst, L., de Haas, S.A., 2006. Hydrology of sand storage dams: a case study in the Kiindu catchment, Kitui District, Kenya, Vrije Universiteit, Amsterdam, p. 146.