Langer, Michael <br/><br/>
Engineering geology and environmental protection 

 - Tubingen  Institute for Scientific Co-operation  1993 
 - pp. 18-41 
 -  v.37 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>CONTAMINACION AMBIENTAL<br/>PROTECCION AMBIENTAL
<br/><br/><label>Universal Decimal Class. No.: </label>330.15(082.1)/I59|6