TY  - RPRT
TI  - Gain due to level-dependent collisions.
AU  - JY Ye
AU  - MS Zhan
AU  - SK Zhou
PY  - 1993
DO  - 10.1103/physreva.48.2256
UR  - https://pubmed.ncbi.nlm.nih.gov/9909848/
ID  - 9909848
ER  -