TY  - RPRT
TI  - Gain in a three-level Lambda system driven by a single pump.
AU  - AD Wilson-Gordon
PY  - 1993
DO  - 10.1103/physreva.48.4639
UR  - https://pubmed.ncbi.nlm.nih.gov/9910172/
ID  - 9910172
ER  -