TY  - RPRT
TI  - Derivative expansions in quantum electrodynamics.
AU  - HW Lee
AU  - PY Pac
AU  - HK Shin
PY  - 1989
DO  - 10.1103/physrevd.40.4202
UR  - https://pubmed.ncbi.nlm.nih.gov/10011814/
ID  - 10011814
ER  -