1986
M. Wegelin,
« Horizontal-flow roughing filtration (HRF) : a design, construction and operation manual », vol. no. 06/86. International Reference Centre for Waste Disposal, Duebendorf, Switzerland, p. 142 p. in various pagings: fig., tab., 1986.
« Hypochlorination », in
The handbook of chlorination, 1986, p. P. 62-119 : fig., tab.
D. K. C. C. K. K. - Copenhagen, Copenhagen, D. K. D. A. N. I. D. A. -, et TZ, T. -,
« Implementation of water master plans for Iringa, Ruvuma and Mbeya regions : hydrology - low flow gaugings 1985 ». DANIDA, Ministry of Foreign Affairs, Copenhagen, Denmark, p. 21, 28 p.: fig., tab., 1986.
D. K. C. C. K. K. - Copenhagen, Copenhagen, D. K. D. A. N. I. D. A. -, et TZ, T. -,
« Implementation of water master plans for Iringa, Ruvuma and Mbeya regions : group scheme re-evaluation 1984 ». DANIDA, Ministry of Foreign Affairs, Copenhagen, Denmark, p. 16 p.: loose maps, 1986.
R. O. Lucas,
The influence of compaction on the stability of lateritic earthfill dams, vol. no. 40. Tampere, Finland: Tampere University of Technology, 1986, p. xi, 185 p. : fig., tab.
WHO -Geneva, CH, World Health Organization,
« Institutional development in community water supply and sanitation : report of an informal consultation, Geneva, 18-22 November 1985 ». World Health Organization, Community Water Supply & Sanitation Unit, Geneva, Switzerland, p. 24 p.: fig., tab., 1986.
J. A. Barberis,
International groundwater resources law, vol. no. 40. Rome, Italy: Food and Agriculture Organization (FAO), 1986, p. vii, 67 p.
M. R. Khan, Khan, M. U., Hossain, B., Ahmed, Q. S., et Sack, D. A.,
« Intervention of transmission of cholera by using alum in domestic water », in
Proceedings of workshop on water and sanitation intervention related to diarrhoeal disease in Bangladesh, December 17-19, 1985, 1986, p. P. 32-37: tab.