Dispersion relations and their connection with causality / 
edited by E. P. Wigner 
 - New York :  Academic Press,  1964 
 - 256 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>S-matrix theory--Addresses, essays, lectures<br/>Quantum field theory--Addresses, essays, lectures