Hydro-environmental indices :  a review and evaluation of their use in the assessment of the environmental impacts of water projects /  J. R. Card [y otros] ; ed. by J. R. Card and produced by P. Leentvaar with the co-operation of the Research Institute for Nature Management 
prepared by the Working Group: 
 - 179 páginas 
 - Technical documents in hydrology .
<br/><br/> "IHP-II Project A 3.2" 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Abastecimiento de agua--Aspectos ambientales--Medición
<br/><br/><label>LC Class. No.: </label>TD370  / H83