Ramanathan, A.L.

Chidambaram, S., Ramanathan, A.L. & Vasudevan, S., 2003. Fluoride removal studies in water using natural materials. , pp.p. 339-343 : 6 fig., 2 tab. Available at: https://nl.ircwash.org/sites/default/files/Chidambaram-2003-Fluoride.pdf.