Biblio

J. C. Florez y Ortiz, J. H., «Efecto del lavado hidráulico en clarificadores del filtración gruesa ascendente en capas». Universidad del Valle, Facultad de Ingenieria, Cali, Colombia, p. 99 p. : tab., graphics, photos , 2003.

G. G. C., J. M., L., y Visscher, J. T., Filtracion en multiples etapas : tecnologia innovativa para el tratamiento de agua, vol. no. 34-S. Cali, Colombia: CINARA, 1999, p. 197 p. : 68 fig., 60 tab.

J. T. Visscher, J. M., L., y G. C., G., Multi-stage filtration : an innovative water treatment technology, vol. no. 34-E. The Hague, The Netherlands: IRC, 1998, p. xiii, 165 p. : 68 fig., 60 tab.

B. J. Lloyd, Clarke, B. A., Crompton, J. L., y Major, I. P., «Cleaning of upflow gravel prefilters in multistage filtration water treatment plants», in Advances in slow sand and alternative biological filtration, 1996, pp. P. 391-401 : 10 fig., 1 tab.

J. T. Visscher, J. M., L., G. C., G., y Ochoa, A. E., «Comparison of horizontal and upflow roughing filtration», in Advances in slow sand and alternative biological filtration, 1996, pp. P. 341-348 : 2 fig., 6 tab.

M. Wegelin, Zimmerman, T., y Burgthaler, B., «Rehabilitation of slow sand filters and new treatment plant designs in rural Cameroon», in Advances in slow sand and alternative biological filtration, 1996, pp. P. 359-369 : 7 fig., 5 tab.

B. J. Lloyd, Clarke, B. A., Jones, C. J., y Evans, H. L., «Water treatment by multistage filtration utilising gravel prefilters and fabric enhanced slow sand filters», in Advances in slow sand and alternative biological filtration, 1996, pp. P. 313-326 : 12 fig., 2 tab.

B. J. Lloyd, Visscher, J. T., y G. C., G., «Overcoming water quality limitations with the multi-barrier concept : a case study from Colombia», in Slow sand filtration : an international compilation of recent scientific and operational developments, 1994, pp. P. 47-60: fig., 3 tab.

Q. E. R., «A successful water rehabilitation project arising from diagnostic surveillance». University of Surrey, Department of Civil Engineering, Guildford, UK, p. viii, 75 p.: 18 fig., 7 tab., 1994.

G. G. C., «Tecnologia innovativa para reduccion de contaminantes biologicos y precursores de trihalometanos», Gaceta ambiental, pp. p. 5-13: 8 fig., 3 tab., 1994.

J. T. Visscher, G. C., G., y Fernandez, J., «Comparative study of different pre-treatment alternatives», Aqua : journal of water supply research and technology, pp. p. 337-346: 7 fig., 5 tab., 1993.

J. E. M. Smet, «Consultancy on small scale water treatment systems in UNICEF's Integrated Area-based Programme in Uukwaludhi, Namibia : final report». IRC, The Hague, The Netherlands, p. 47 p. + 62 p. annexes : 2 tab., 20 fig., 1993.

G. G. C., «Innovative technology for reduction in biological contaminants and trihalomethane precursors», in Safety of water disinfection : balancing chemical and microbial risks, 1993, pp. P. 415-428: 10 fig., 3 tab.

L. Rietveld y 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.

J. T. Visscher, Beron, F., G. C., G., y Fernandez, J., «Pre-treatment alternatives for drinking water supply systems : selection, design, operation and maintenance», vol. no. 22. IRC, The Hague, The Netherlands, p. viii, 101 p.: 40 fig., 19 tab., 1993.

C. O. C. I. N. A. R. A. - Cali y IRC International Water and Sanitation Centre, The Hague, NL, «Proyecto integrado de investigacion y demostracion de metodos de pretratemiento para sistemas de abastecimiento de agua : informe final : desarrollo, logros y perspectivas». IRC, The Hague, The Netherlands, p. xxix, 233 p.: 52 fig., 47 tab., 1992.

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.

J. E. M. Smet y Visscher, J. T., «Pre-treatment methods for community water supply : an overview of techniques and present experience». IRC, The Hague, The Netherlands, p. 174 p.: fig., tab., 1989.

IRC International Water and Sanitation Centre, The Hague, NL y 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.

C. O. Area de Ab Cali y Cali, C. O. Unidad de, «Agua potable para communidades en zonas cafeteras del Valle del Cauca». Cali, Colombia, p. 18 p.: fig., tab., 1988.

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.