Natural Resources and Development Vol. 18 

 - Institute for Scientific Co-operation, Tubingen  1983 
 - p. 
<br/><br/>1. A new definition of laterite / Werner Schellman. 2. Clear water for small communities - Co- ordination between academic research institutions and executive authorities in water supply planning / Hermann H. Hahn. 3. Industrial methods of recycling tungsten, Molybdenum and nickel / Wolfgang Mayer. 4. Seismic measurements with horizontally, polarized shear waves / Hans A.K. Edelmann. 5. The competitiveness of straw combustion for the production of ethanol / Herbert Meister. 6. Treatment of low-grade tantalum ores / Herbert F.J. Reinhard. 7. The discovery and exploration of the Southern Morungava Coal Basin(Rio Grande do Sul,Brazil) using a combination of geological and geophysical survey techniques / Dietmar Kelter. 8. Recent trends of water reuse in industry / Hans Ruffer. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water Resources<br/>General.<br/>WATER.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Germany.