Biblio

S. Muellegger, Langergraber, G., Freiberger, E., McConville, J., Samwel, M., Rieck, C., y Scott, P., «Operation and maintenance of sustainable sanitation systems». Sustainable Sanitation Alliance, SuSanA, S.l., p. 8 p.; 8 fig.; photographs, 2011.

C. Rieck y von Münch, E., «Technology review of urine diversion dehydration toilets (UDDTs) : design principles, urine and faeces management». Deutsche Gesellschaft fur Internationale Zusammenarbeit, GIZ, Eschborn, Germany, p. 38 p.; 37 fig.; 5 tab., 2011.