Wellmer, Friedrich-Wilhelm <br/><br/>
Economic evaluations in exploration /    
by Friedrich-Wilhelm Wellmer. 
 - 2nd ed. 
 - Berlin :   Springer-Verlag,   2008. 
 - xiv, 250 p. : ill. ;   
<br/><br/>Include Index 
<br/><br/><label>ISBN: </label>9783540735571   
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic evaluations in exploration
<br/><br/><label>Dewey Class. No.: </label>657.862  / WEL/E