Natural resources and development :    biannual collection of recent German contributions concerning the exploration and exploitation of na tural resources. 

 - Tubingen :    Institute for Scientific Co-operartion,    1999- 
 - v. ;    24 cm. 
<br/><br/><label>ISSN: </label>03402797 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Natural resource.
<br/><br/><label>Dewey Class. No.: </label>PER 553 N3