TY  - RPRT
TI  - Path-integral representation for the relativistic particle propagators and BFV quantization.
AU  - ES Fradkin
AU  - DM Gitman
PY  - 1991
DO  - 10.1103/physrevd.44.3230
UR  - https://pubmed.ncbi.nlm.nih.gov/10013778/
ID  - 10013778
ER  -