TY  - RPRT
TI  - Optimum phase-shift estimation and the quantum description of the phase difference.
AU  - A Luis
AU  - J Perina
PY  - 1996
DO  - 10.1103/physreva.54.4564
UR  - https://pubmed.ncbi.nlm.nih.gov/9914010/
ID  - 9914010
ER  -