Nussenzveig, H. M. <br/><br/>
Causality and dispersion relations/ 
H. M. Nussenzveig. 
 - New York:  Academic Press,  1972. 
 - xii, 435 p.:  illus.,  24 cm. 
 - Mathematics in science and engineering,  v. 95, .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0125230508 
<br/><br/><label>LCCN: </label>72007685 //r90 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dispersion relations.<br/>Causality (Physics)<br/>Potential scattering
<br/><br/><label>Dewey Class. No.: </label>530  / N975c