TY  - RPRT
TI  - Pump-coupled masers: Transient regime.
AU  - JA Bergou
AU  - M Hillery
PY  - 1991
DO  - 10.1103/physreva.44.7502
UR  - https://pubmed.ncbi.nlm.nih.gov/9905890/
ID  - 9905890
ER  -