Biblio

E. Nissen-Petersen, «Water from dry riverbeds : how dry and sandy riverbeds can be turned into water sources by hand-dug wells, subsurface dams, weirs and sand dams», vol. no. 3. Asal Consultants, Nairobi, Kenya, p. vii, 60 p. : fig., photogr., tab., 2006.

E. Nissen-Petersen, «Water from roads : a handbook for technicians and farmers on harvesting rainwater from roads», vol. no. 6. Asal Consultants, Nairobi, Kenya, p. 57 p. : fig., photogr., tab., 2006.

E. Nissen-Petersen y Gould, J. E., «A simple strategy for the implementation of rainwater catchment systems : a case study from Eastern Kenya», in Participation in rainwater collection for low income communities and sustainable development : proceedings of the sixth International Conference on Rainwater Catchment Systems, 1-6 August, 1993, 1994, pp. P. 191-196: 3 fig.

E. Nissen-Petersen y Lee, M., «Rock catchment dam with self-closing watertap», vol. no. 3. ASAL Rainwater Harvesting, Nairobi, Kenya, p. 40 p. : fig., 1990.

E. Nissen-Petersen, «Small earth dam built by animal traction», vol. no. 2. ASAL Rainwater Harvesting, Nairobi, Kenya, p. 27 p.: fig., 1990.