TY  - RPRT
TI  - Causality problems for Fermi's two-atom system.
AU  - GC Hegerfeldt
PY  - 1994
DO  - 10.1103/physrevlett.72.596
UR  - https://pubmed.ncbi.nlm.nih.gov/10056475/
ID  - 10056475
ER  -