Biblio

S. Nair, Shukla, N., and Pandey, G. S., “Treatment studies of cotton textile mills effluent using an acid-charred waste from an oxalic acid plant”, Asian environment, pp. p. 75-77: tab., 1990.

H. Mjengera, Excess fluoride in potable water in Tanzania and the defluoridation technology with emphasis on the use of polyaluminium chloride and magnesite, vol. no. 38. Tampere, Finland: Tampere University of Technology, Institute of Water and Environmental Engineeri, 1988, p. 83 p.: fig., tab.

K. B. P. N. Jinadasa, Weerasooriya, S. W. R., and Dissanayake, C. B., “A rapid method for the defluoridation of fluoride-rich drinking waters at village level”, International journal of environmental studies, pp. p. 305-312: fig., tab., 1988.

P. G. Smith and Ahmed, F., “Design and performance of a community type iron removal plant for hand pump tubewells”, Journal of the Institution of Water Engineers and Scientists, pp. p. 167-172: fig., 1987.

M. Chaudhuri and Sattar, S. A., “Enteric virus removal from water by coal-based sorbents : development of low-cost water filters”, Water science and technology, 1986.

T. Viraraghavan and Ayyaswami, A., “Use of peat in wastewater treatment with special reference to onsite systems”, in Water and sanitation in Asia and the Pacific : 10th WEDC Conference, Singapore, 28-31 August 1984 : proceedings, 1985, pp. P. 120-122.

James M. Montgomery Consulting Engineers -Pasadena, CA, US, Water treatment principles and design. New York, NY, USA: Wiley, 1985, p. xii, 696 p.: fig., tab.

K. Hendrickson and Vik, E. A., Adsorption in water treatment : fluoride removal, vol. no. 6/84. Oslo, Norway: Norwegian Institute for Water Research, NIVA, 1984, p. 24 p.

R. C. Gumerman, Burris, B. E., and Hansen, S. P., “Estimation of small systems water treatment costs ((7 microfiches))”. US Environmental Protection Agency (EPA), Municipal Environmental Research Laboratory, Cincinnati, OH, USA, p. xxxiii, 567 p.: fig., tab., 1984.