TY  - RPRT
TI  - Ultimate quantum limits on phase measurement.
AU  - JH Shapiro
AU  - SR Shepard
AU  - NC Wong
PY  - 1989
DO  - 10.1103/physrevlett.62.2377
UR  - https://pubmed.ncbi.nlm.nih.gov/10039970/
ID  - 10039970
ER  -