Flugge, S., Ed.
Encyclopedia of physics: Vol 5/1: Principles of quantum theory - I - Springer - Handbuck der physik, vol.5/1 .
Ck J6.1-
53(082.1) H.P.
Encyclopedia of physics: Vol 5/1: Principles of quantum theory - I - Springer - Handbuck der physik, vol.5/1 .
Ck J6.1-
53(082.1) H.P.