TY  - RPRT
TI  - Photon-number fluctuations in phase-sensitive linear amplifiers.
AU  - SM Barnett
AU  - CR Gilson
PY  - 1989
DO  - 10.1103/physreva.40.6314
UR  - https://pubmed.ncbi.nlm.nih.gov/9902024/
ID  - 9902024
ER  -