TY  - RPRT
TI  - Approximation scheme for the three-particle propagator.
AU  - A Tarantelli
AU  - LS Cederbaum
PY  - 1992
DO  - 10.1103/physreva.46.81
UR  - https://pubmed.ncbi.nlm.nih.gov/9907838/
ID  - 9907838
ER  -