TY  - GEN
AU  - Kleinert,H
AU  - Pelster,A
AU  - Bachmann,M
TI  - Generating functionals for harmonic expectation values of paths with fixed end points: Feynman diagrams for nonpolynomial interactions
SN  - 1063-651X
PY  - 2002///0812
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1103/physreve.60.2510
ER  -