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Zentrum für Entwicklungsforschung (Centre for Development Reserach) ZEF Bonn.
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2003.
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2002.
Concepts and paradigms for the management of ecosystem resources.
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Journal of Shanghai University,
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Application of a Rational Model in GIS For Flood Risk Assessment in Accra.
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CAB International, Wallingford, Oxon.
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2002.
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The role of Azolla in lowering the pH of simulated floodwater.
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Assessment of Erosion Damage in Ndome and Ghazi, Taita Taveta, Kenya: Towards an integrated erosion management approach.
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