1422

Edited by G. Racah

Academic Press

(1962)

viii, 258P., group port., diagr

Includes bibliographies , Added title page in Italian , At head of title: Italian Physical Society , Proceedings of the International School of Physics Enrico Fermi Course XV, 20th June- 9 July ,1960

Racah, Giulio , , ,

QC

784

.I54