Media type: E-Article Title: Generating functionals for harmonic expectation values of paths with fixed end points: Feynman diagrams for nonpolynomial interactions Contributor: Kleinert, Hagen; Pelster, Axel; Bachmann, Michael imprint: American Physical Society (APS), 1999 Published in: Physical Review E Language: English DOI: 10.1103/physreve.60.2510 ISSN: 1063-651X; 1095-3787 Origination: Footnote: