S.  Mandal and Mayadevi, S., ?Adsorption of fluoride ions by Zn-Al layered double hydroxides?, Applied Clay Science, vol. 40, no. 1-4, pp. 54-62, 2008.

S.  Mandal and Mayadevi, S., ?Cellulose supported layered double hydroxides for the adsorption of fluoride from aqueous solution?, Chemosphere, vol. 72, no. 6, pp. 995-998, 2008.