Hanson, Norwood Russell. <br/><br/>
The concept of the positron:  a philosophical analysis. 

 - Cambridge [Eng.]  University Press,  1963. 
 - ix,235 p.  illus.  23 cm. 
<br/><br/><label>Subjects--Index Terms: </label>Positrons 
<br/><br/><label>Dewey Class. No.: </label>539.7214  / HAN