TY  - GEN
AU  - Langenegger, Otto
TI  - Groundwater quality and handpump corrosion in Africa
PY  - 1994///
CY  - Washington
PB  - The World Bank
KW  - WATER SUPPLY-WATER QUALITY
KW  - WATER POLLUTION-UNDERGROUND
KW  - WELL PUMPS-CORROSION
ER  -