Ðurašević, M <br/><br/>
Natural radioactivity in lignite samples from open pit mines "Kolubara", Serbia--risk assessment.  [electronic resource] 

 -  Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine  May 2014 
 - 73-6 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1872-9800 
<br/><br/><label>Standard No.: </label>10.1016/j.apradiso.2013.11.096  doi