Weldesemayat, T.K.

Weldesemayat, T.K., 1999. Defluoridation of drinking water by conditioned zeolite, (M.Sc. thesis D.E.W. / IHE no. 080) Delft, The Netherlands: IHE (International Institute for Infrastructural, Hydraulic and Environmental Engineering). Available at: https://www.ircwash.org/sites/default/files/257-15964.pdf.