Barut, A. O. <br/><br/>
The theory of the scattering matrix for the interactions of fundamental particles 
[by] A.O. Barut. 
 - New York,  Macmillan  [1967] 
 - xiv, 350 p.  illus.  24 cm. 
<br/><br/><label>Subjects--Index Terms: </label>S-matrix theory 
<br/><br/><label>Dewey Class. No.: </label>539.7/21  / BAR