TY  - RPRT
TI  - Semiclassical path-integral quantization of nonintegrable Hamiltonian systems.
AU  - D Wintgen
PY  - 1988
DO  - 10.1103/physrevlett.61.1803
UR  - https://pubmed.ncbi.nlm.nih.gov/10038902/
ID  - 10038902
ER  -