Isotope techniques in the study of environmental change. 

 - Proceedings Series .
 - Proceedings Series .
<br/><br/><label>ISSN: </label>0074-1884 
<br/><br/><label>Standard No.: </label>STI/PUB/1024 
<br/><br/><label>Subjects--Index Terms: </label>TECNICAS ISOTOPICAS-MEDIO AMBIENTE 
<br/><br/><label>Universal Decimal Class. No.: </label>621.039.8