Biblio

C. A. Z., “Criterios para dimensionar lagunas de estabilizacion”, vol. AR-9. Centro Interamericano de Desarrollo Inegral de Aguas y Tierra, Merida, Colombia, p. 86 p.: fig., tab., 1982.

G. W. Lee and Brodie, J. E., “Drinking water quality in a number of South Pacific island countries”, in Proceedings of the regional seminar on water technology towards rural development, 1982, pp. P. 284-293 : maps, tab.

R. J. Frankel, “Design, construction and operation of a new filter approach for treatment of surface waters in Southeast Asia”, Journal of hydrology, pp. p. 319-328: fig., tab., 1981.

D. R. Jagannatha Rao, “Evolving high rate filter and use of crushed stone as filter media”, Journal of Institution of Engineers (India). EN, pp. p. 92-96, 1981.

A. S. Gupta and Patwardhan, S. V., “MB settler : a more economical alternative to conventional settler”, Journal of Institution of Engineers (India). EN, pp. p. 62-66, 1981.

J. F. Mazariegos and De Zeissig, J. A. A., “Water purification using small artisan filters”. Central American Research Institute for Industry (ICAITI), Guatemala, Guatemala, p. 81 p.: fig., tab., 1981.

IRC International Water and Sanitation Centre, The Hague, NL and National Environmental Engineering Research Institute -Nagpur, IN, NEERI, “Slow sand filtration : an interim report”. National Environmental Engineering Research Institute, NEERI, Nagpur, India, p. ii, 73 p.: tab., 1977.

N. M. Merchant, “Construction of an intermittent water filter for villages in Southern Iran”, Journal of Indian Water Works Association, pp. p. 177-179 : fig., tab., 1976.

NSF International -Ann Arbor, MI, US, National Sanitation Foundation, “Second National Conference on individual wastewater systems : November 5-7,1975”. National Sanitation Foundation, Ann Arbor, MI, USA, p. 167 p.: tab., fig., 1976.

D. D. Mara, Bacteriology for sanitary engineers. Edinburgh, UK: Churchill Livingstone, 1974, p. x, 209 p. : fig.

W. E. Taylor, “Forty-fifth report on the result of the bacteriological, chemical and biological examination of the London waters for the years 1971-1973”, vol. no. 45. Metropolitan Water Board, London, UK, p. 188 p., 1974.

O. R. Muntschik and Geisecke, D. E. Hydrologis, “Surface water treatment and its optimization by a special filtering technique”. Hydrologische Forschungsstation der Dortmunder Stadtwerke, Geisecke, Germany, p. 19 p. : fig., tab., 1973.

S. Cairncross, “Bacteriological testing of water”. Water and Environmental Health at London and Loughborough (WELL), Loughborough, UK, p. 3 p.