TY  - RPRT
TI  - Formal differences in perturbation methods for direct rearrangement collision processes.
AU  - Suck Salk SH
PY  - 1991
DO  - 10.1103/physrevc.43.812
UR  - https://pubmed.ncbi.nlm.nih.gov/9967122/
ID  - 9967122
ER  -