Biblio

N. Benoit, “Individuals’ perception and the potential of urine as a fertilizer in Ethekwini, South Africa : a paper presented at the second conference on deve..”, presented at the 2012-10-29, S.l., 2012, p. 11 p.; 1 fig.; i fig.

Z. A. Mvula Trus Braamfontein, “Mvula Trust : the use of dry sanitation in the urban environment”. Mvula Trust, Braamfontein, South Africa, p. 4 p. : photogr., 1999.

K. Algamar, “Activated dry sand filter as an alternative to reduce the concentration of Fe and Mn in water treatment”. ITN-ITB Center Indonesia, Bandung, Indonesia, p. 29 p.: fig., tab., 1989.

K. Ashenafi, Dry filter-application in water treatment for iron removal, vol. no. 27. Tampere, Finland: Tampere University of Technology, 1986, p. 105p.: fig., tab.