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Biblio
Found 7 results
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yemen sana'a
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1999
I. Hespanhol
y
Helmer, R.
,
«
Control de la contaminacion del agua : guia para la aplicacion de principios relacionados con la calidad del agua
»
. CEPIS (Centro Panamericano de Ingenieria Sanitaria y Ciencias del Ambiente), Lima, Peru, p. xvi, 546 p. : fig., tab., 1999.
1997
I. Hespanhol
y
Helmer, R.
,
Water pollution control : a guide to the use of water quality management principles
. London, UK: E & FN Spon, 1997, p. xvi, 510 p. : boxes, fig., maps, tab.
1995
C. H. W. S. S. C. C. Work Geneva
,
«
CCWS&S working group on water pollution control : papers
»
. Water Supply and Sanitation Collaborative Council, WSSCC, Geneva, Switzerland, p. 17 papers (ca. 450 p.): fig., tab., 1995.
1993
R. D. Pejac
,
«
Sources for Sana'a Water Supply (SAWAS - Project) : mission report : mission period 5 March - 12 March 1993
»
. National Water and Sanitation Authority, Sana'a, Yemen, p. 7 p., 1993.
1992
N. Water and Sana'a
y
Delft, N. L. T. N. O. - D. G. V. In
,
«
Sources for Sana'a Water Supply (SAWAS - Project) : progress report 92-3 (no. 12) : report period July - September 1992
»
. National Water and Sanitation Authority, Sana'a, Yemen, p. 5 p., 1992.
1991
A. Al-Mohani
,
Heederik, J. P.
, y
van Dalfsen, W.
,
«
Sources for Sana'a Water Supply (SAWAS - II Project) : progress report 91-3, no. 8 : reporting period July - September 1991
»
. National Water and Sewerage Authority, Sana'a, Yemen, p. 6 p., 1991.
1988
«
The drinking water supply and waste water disposal in Sana'a, YAR : a problem still to be solved
»
, in
International symposium, 24-29 April 1988 : hydrological processes and water management in urban areas : proceedings of the conference
, 1988, pp. P. 811-813: fig.
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