TY  - RPRT
TI  - Comment on "Master equation for a damped nonlinear oscillator"
AU  - B Eckhardt
PY  - 1987
DO  - 10.1103/physreva.35.5291
UR  - https://pubmed.ncbi.nlm.nih.gov/9898167/
ID  - 9898167
ER  -