Biblio

G. B. Oxfam - Oxford, “Oxfam water supply scheme for emergencies : coagulation and disinfection manual”. Oxfam, Oxford, UK, p. 25 p. : tabs., 2000.

J. P. Padmasiri, Fonseka, W. S. C. A., and Liyanapatabendi, T., “Low cost fluoride removal by an upward flow household filter”, Water supply : the review journal of the International Water Supply Association, pp. p. 59-64: 4 fig., 3 tab., 1995.

H. A. Minnigh, Ramirez-Toro, G. I., Morales, C., Pipes, W. O., and Vasquez, C. O., “Bacterial removal over time in experimental up-flow and down-flow slow sand filters in a tropical climate”, in Safety of water disinfection : balancing chemical and microbial risks, 1993, pp. P. 553-557: 2 fig.

M. Chaudhuri and Singh, V. P., “A performance evaluation and modification of the UNICEF upward-flow water filter”, Waterlines, an international journal of water, sanitation and waste, pp. p. 29-31: 4 fig., 1993.

L. Rietveld and Matsinhe, N., Pilot plant studies on slow-sand-filtration and up-flow-roughing-filtration in Mozambique, vol. no. 44. Delft, The Netherlands: Delft University of Technology, Department of Civil Engineering, 1993, p. v, 46 p. : fig., tab.

M. Chaudhuri and Gupta, A., “Domestic water purification for developing countries”, Aqua : journal of water supply research and technology, pp. p. 290-298: 8 fig., 5 tab., 1992.

A. Gupta, Kaul, S. N., Nandy, T., and Bal, A. S., “Design considerations for hand pump attachable iron removal plant”, Journal of the Indian Association for Environmental Management, pp. p. 120-133: 2 fig., 9 tab., 1990.

R. J. Krol, “Investigations of the NWS&DB Bandarawela water supply schemes Wellawaya, Welimada, Thanamalwila”. Delft University of Technology, Delft, The Netherlands, p. 74 p.: fig., 1990.

S. A. Muyibi, Odumosu, O. B., and Omozokpia, P. A., “Ferrugenous groundwater treatment with Bida sands”, in Water, engineering and development in Africa : proceedings of the 15th WEDC Conference, Kano, Nigeria, 3-7 April 1989, 1989, pp. P. 38-41: fig., tab.

S. A. Muyibi and Odumosu, O. B., “Filtration properties of local sands”, in Water, engineering and development in Africa : proceedings of the 15th WEDC Conference, Kano, Nigeria, 3-7 April 1989, 1989, pp. P. 121-124: fig., tab.

IRC International Water and Sanitation Centre, The Hague, NL and National Environmental Engineering Research Institute -Nagpur, IN, NEERI, “Slow sand filtration : phase IV final report”. National Environmental Engineering Research Institute, NEERI, Nagpur, India, p. 118 p.: fig., tab., 1989.

M. Wegelin, “Roughing gravel filters for suspended solids removal”, in Slow sand filtration : recent developments in water treatment technology, 1988, pp. P. 103-122: fig., tab.

L. Di Bernardo, “Upflow coarse-grained prefilter for slow sand filtration”, in Slow sand filtration : recent developments in water treatment technology, 1988, pp. P. 123-140: fig., tab.

L. Childers and Claasen, F., “UNICEF's upward-flow water filter”, Waterlines, an international journal of water, sanitation and waste, pp. p. 29-31: ill., 1987.

L. Keng-Pang, “Upflow anaerobic sludge blanket reactor with inclined tube settlers”, vol. No. EV 87-22. Asian Institute of Technology, Bangkok, Thailand, p. 2 microf. (vi, 89 p.): fig., tab., 1987.

K. E. U. N. I. C. E. F. Reg Nairobi, “The upward flow water filter”. UNICEF Regional Office for Eastern and Southern Africa, Nairobi, Kenya, p. [5] p.: ill., 1987.

S. Vigneswaran, Balasuriya, B. L. N., and Viraraghavan, T., Anaerobic wastewater treatment : attached growth and sludge blanket process, vol. no. 19/20. Bangkok, Thailand: Environmental Sanitation Information Center, ENSIC, 1986, p. 101 p.: fig., tab.

M. Purushothaman and T. Rao, D., “Defluoridation for rural areas : alum floc sludge blanket technique”, Journal of Indian Water Works Association, pp. p. 91-97 : 1 fig., 8 tab., 1986.

I. Tesarik, “Packed water treatment plant for rural communities”, in Water resources for rural areas and their communities : proceedings of the Vth World Congress on Water Resources : 9-15 June 1985, Brussels, Belgium, 1985, pp. P. 137-146.

P. M. A. A. Odira, Upflow filters in flocculation and direct filtration of waters of high turbidity, vol. no. 37. Tampere, Finland: Tampere University of Technology, 1985, p. xvii, 254 p. : 88 fig., 11 tab.

B. J. Lloyd, Wheeler, D., Pardon, M., and Symonds, C. N., “Progress report (phase II) for the attention of UK Overseas Development Administration : rural water treatment package plant”. Overseas Development Administration (ODA), London, UK, p. 134 p.: fig., 1983.

D. M. Tam, Vigneswaran, S., and Visvanathan, C., Water filtration technologies for developing countries, vol. no. 12. Bangkok, Thailand: Environmental Sanitation Information Center, ENSIC, 1983, p. 110 p.: fig., tab.

M. Suriya, “Manual for construction & maintenance of upflow filter”. Institute for Housing and Urban Development Studies, Rotterdam, The Netherlands, p. 14 p.: mainly tech. drwngs, 1982.

P. E. C. E. P. I. S. - Lima, “Modular plants for water treatment”, vol. no. 8. CEPIS (Centro Panamericano de Ingenieria Sanitaria y Ciencias del Ambiente), Lima, Peru, p. 2 vol. (xv, 70 p. ; [48] p. tech.drwngs), 1982.

V. S. Rajput and Polprasert, C., Septic tank and septic systems, vol. no. 7/8. Bangkok, Thailand: Environmental Sanitation Information Center, ENSIC, 1982, p. 110 p.