TY  - RPRT
TI  - New approach to the solution of quantum problems.
AU  - FW Cummings
AU  - AK Rajagopal
PY  - 1986
DO  - 10.1103/physreva.34.3950
UR  - https://pubmed.ncbi.nlm.nih.gov/9897739/
ID  - 9897739
ER  -