1990
R. D. Kafundu and Mhone, Y. C.,
“Technology choice, operation and maintenance in water and sanitation : the Malawi experience”, in
Decade consultative meeting on water supply and sanitation 1981-90 : Harare, 26-30 November 1990 : proceedings and resolutions, 1990, p. Ca. 20 p.: tab.
T. Tenzing,
“Unaccounted for water management in Greater Kathmandu”, in
Proceedings of the meeting of the Operation and Maintenance Working Group : Geneva, 19-22 June 1990. Volume 2. Case studies on operation and maintenance of rural and urban water supply systems, 1990, pp. p. 84-94 : 2 fig., tab.
D. General fo DGIS,
“Verslag 1e studiedag drinkwater- en sanitatiesector, 8 december 1989”. Netherlands, Ministry of Foreign Affairs, DGIS, The Hague, The Netherlands, p. 26 p., 1990.
P. Ankum, Best, R., and van Leeuwen, W. J.,
“Water users association strengthening project Indonesia : report on the joint evaluation mission (June - July 1990)”. Netherlands, Ministry of Foreign Affairs, DGIS, The Hague, The Netherlands, p. ii, 109 p.: fig., tab., 1990.
CIDA -Gatineau, Que, CA, Canadian International Development Agency,
“The water utilization project : a case study on a water and health education project in northern Ghana”. Canadian International Development Agency, CIDA, Hull, Que, Canada, p. vii, 172 p.: box., ill., 1990.
1989
R. Cuevas, Flores, J. R., and Tschumi, P.,
“Abastecimiento de agua potable y saneamiento basico para la poblacion rural: un proyecto de desarrollo en marcha se presenta”. Swiss Agency for Development and Cooperation (SDC), Tegucigalpa, Honduras, p. 24 p.: fig., photogr., 1989.
F. R. Vergnet - Ingre,
“A company involved in development”. Vergnet SA, Ingre, France, p. Video (15 min.) + video (25 min.) : VHS, 1989.
G. Logsdon, Tanner, S., Grimm, M., and James, R.,
“Design and performance of slow sand filters in the Pacific Northwest”. US Environmental Protection Agency (EPA), Drinking Water Research Division, Cincinnati, OH, USA, p. 24 p.: 1 fig., 6 tab., 1989.
T. S. A. Mbwette and Wegelin, M.,
“Design, operation and maintenance considerations of horizontal flow roughing filters”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 27-29: fig., photogr., tab., 1989.
J. Lorentzen and Hansen, E.,
“Diagnostic assessments of operations and maintenance problems : analysis and synthesis report”. United Nations Centre for Human Settlements (UNCHS-Habitat) Urban Management Group, Nairobi, Kenya, p. 156 p.: tab., 1989.
H. N. U. N. I. C. E. F. - Tegucigalpa and Tegucigalpa, H. N. S. A. N. A. A. -,
“Estrategia de trabajo de promocion comunitaria”. Honduras, Servicio Autonomo Nacional de Acueductos y Alcantarillados, Tegucigalpa, Honduras, p. 7 p. + annexes (ca. 30 p.), 1989.
C. Martin, Piaton, H., and Vardon, P.,
“Evaluation du potentiel eolien pour l'exhaure de l'eau : vol. 1 aspects methodologiques et outils developpes”. Comite Interafricain d'Etudes Hydrauliques (CIEH), Ouagadougou, Burkina Faso, p. 200 p.: fig., tab., 1989.
National Environmental Engineering Research Institute -Nagpur, IN, NEERI,
Evaluation of water treatment plants in India : final report. Nagpur, India: National Environmental Engineering Research Institute, NEERI, 1989, p. iv, 459 p.: fig., photogr., tab.
E. T. U. N. I. C. E. F. - Ad Ababa, Nairobi, K. E. World Bank, and Ababa, E. T. Water Reso,
“First national hand pump workshop : proceedings of a workshop held in Addis Ababa, Ethiopia, December 14, 1989”. Water Resources Commission, Addis Ababa, Ethiopia, p. ii, 79, iv p., 1989.
J. H. P. M. Tacke and Verspuy, C.,
“Hydraulic rams”. Delft University of Technology, CICAT, Delft, The Netherlands, p. 12 p.: fig., 1989.
CEHA -Amman, JO, WHO/EMRO Regional Centre for Environmental Health Activities and Water, Engineering and Development Centre -Loughborough, GB, WEDC,
“Maintenance and operation of rural water supply and sanitation systems”. Water, Engineering and Development Centre, Loughborough University of Technology, WEDC, Loughborough, UK, p. 17 modules (ca. 200 p.): fig. , tab., 1989.