Biblio

K. V. Ellis y Aydin, M. E., «A study of three slow sand filters at various flow rates with constant temperature», Aqua : journal of water supply research and technology, pp. p. 88-96: 5 fig., 4 tab., 1993.

L. K. Gupta, «Effect of temperature variation on the performance of UASB reactor for treating municipal waste-water and recommendations for its suitability to hilly areas», Journal of Indian Water Works Association, pp. p. 335-342: 5 fig., 3 tab., 1992.

H. D. Mariam, Municipal wastewater treatment in sequencing batch activated sludge process package plants, vol. no. 47. Tampere, Finland: Tampere University of Technology, Institute of Water and Environmental Engineeri, 1992, p. 62 p.: 35 fig., 7 tab.

M. Wegelin, Schertenleib, R., y Boller, M., «The decade of roughing filters : development of a rural water-treatment process for developing countries», Aqua : journal of water supply research and technology, pp. p. 304-316: 17 fig., 2 tab., 1991.

S. A. Muyibi y 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.

Y. Abdurehman, Field testing of the performance of multi-stage swirl separator, vol. no. 32. Tampere, Finland: Tampere University of Technology, 1988, p. 84 p.: fig.

P. D. Sapkota, «Comparative study of aquatic macrophytes for wastewater treatment», vol. no. EV-87-24 c.2. Asian Institute of Technology, Bangkok, Thailand, p. viii, 47, [4] p.: fig., tab., 1987.

N. L. Royal Hask Nijmegen, Wageningen, N. L. Wageningen, Cali, C. O. Universida, y Cali, C. O. Incol -, «Anaerobic treatment and re-use of domestic wastewater : pilot plant study, Cali, Colombia : final report». Royal Haskoning, Nijmegen, The Netherlands, p. 2 vol. (ca. 300 p.): fig., tab. + 4 techn. drwgs, 1985.

B. J. Lloyd, Wheeler, D., Pardon, M., y Symonds, C. N., «Aspects of prefiltration concerned with the application of small scale slow sand filtration in rural communities». University of Surrey, Department of Microbiology, Guildford, UK, p. 112 p.: fig., tab., photogr., 1985.

R. F. K. Munene, «Performances of selected waste stabilization ponds in Kenya». Tampere University of Technology, Tampere, Finland, p. vii, 111 p., 1984.

EPA -Cincinnati, OH, US y EPA -Washington, DC, US, Design manual : municipal wastewater stabilization ponds. Cincinnati, OH, USA: US Environmental Protection Agency (EPA), 1983, p. xiii, 327 p.: fig., tab.

WHO. Regional Office for Europe -Copenhagen, DK, EURO, «Rural water supplies : report on a WHO meeting : Stevenage, 1-5 November 1982», vol. 87. World Health Organization Regional Office for Europe, Copenhagen, Denmark, p. 66 p., 1983.

T. Z. University Salaam, «Slow sand filter research project : report 3». University of Dar es Salaam, Department of Civil Engineering, Dar es Salaam, Tanzania, p. iv, 16, ((28)) p.: fig., tab., 1982.

H. A. Sabannavar, «Presedimentation tanks for high turbid raw waters», Journal of Institution of Engineers (India). EN, pp. p. 67-74, 1981.

A. J. Rees, Rodman, D. J., y Zabel, T. F., «Water clarification by flotation - 5 : results from five 95m3/a plants operating on different raw waters», vol. TR 114. Water Research Centre, Medmenham, UK, p. 56 p. : 30 fig., 1979.

K. M. Yao, «Extended plain sedimentation», Journal of the Environmental Engineering Division ASCE, pp. p. 413 -423 : 6 fig., 1975.

Hazen and Sawyer -New York, NY, US, «Process design manual: suspended solids removal». US Environmental Protection Agency (EPA), Washington, DC, USA, p. xv, 250 p. : fig., tab., 1975.