TY  - RPRT
TI  - Schwinger terms in charge-density commutators.
AU  - LN Chang
AU  - Y Liang
PY  - 1992
DO  - 10.1103/physrevd.45.2121
UR  - https://pubmed.ncbi.nlm.nih.gov/10014587/
ID  - 10014587
ER  -