TY  - BOOK
AU  - Hilgevoord,Jan
TI  - Dispersion relations and casual description: an introduction to dispersion relations in field theory 
U1  - 530.12 
PY  - 1960///
CY  - Amsterdam
PB  - North-Holland Pub.
KW  - Dispersion relations
KW  - Wave equation
KW  - Quantum field theory
N1  - Includes bibliographical references and index
ER  -