00998cas|a2200205 i 450000500170000000800410001702000150005803500150007305000230008824502330011126000750034430000110041949000270043065000350045765000320049270000200052470000280054471101400057281000800071220260817162900.0140600s1993    enk r m rtt  01|  a1eng d  a0947571485  a.b1008787400aGB651bI63 no. 21100aApplication of geographic information systems in hydrology and water resources management :cproceedings of an international conference held in Vienna, Austria, from 19 to 22 April 1993 /cedited by K. Kovar and H. P. Nachtnebel  aWallingford, Oxfordshire :bIAHS Press, Institute of Hydrology,c1993?  a693 p.1 aPublication ;vno. 211 0aGeographic information systems 0aWater resources development10aKovar, K.,eed.10aNachtnebel, H. P.,eed.20aConference on the Application of Geographic Information Systems in Hydrology and Water Resources Developmentd(1993 :cVienna, Austria)2 aInternational Association of Hydrological Sciences.tPublication ;vno. 211