Cardoso Fonseca, Edmundo <br/><br/>
Application of selective extraction techniques in metal-bearing phases identification: a South European case study 

 - Oxford  Elsevier Science Ltd.   mayo 1998 
 - pp. 203-212  ilus. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EXTRACCION SELECTIVA<br/>GOSSAN<br/>PLOMO<br/>ZINC