TY  - RPRT
TI  - Time-dependent optical phase and imaginary collision kernels.
AU  - JE Thomas
AU  - PJ Laverty
AU  - KD Stokes
PY  - 1989
DO  - 10.1103/physreva.40.1941
UR  - https://pubmed.ncbi.nlm.nih.gov/9902351/
ID  - 9902351
ER  -