NETSSAF -Ouagadougou, BF, Network for the Development of Sustainable Approaches for Large Scale Implementation of Sanitation in Africa,
“NETSSAF international conference : pathways towards sustainable sanitation in Africa, 24 - 27 September 2008, Ouagadougou, Burkina Faso : conference book of presentations”. NETSSAF, Network for the Development of Sustainable Approaches for Large Scale Implementation of Sanitation in Africa, Ouagadougou, Burkina Faso, p. 231 p., 2009.