Kaur Jasminder <br/><br/>
Analysi of radium thorium and potassium in some building materials and calculati 
Kaur Jasminder 
 - Dr   B R 
 - Jalandhar  Dr   B R  Ambedkar  National institute o  2008 
 - x,53 
<br/><br/><label>Dewey Class. No.: </label>539.77  / JA-A