TY  - RPRT
TI  - Photon splitting in a plane-wave field.
AU  - I Affleck
AU  - L Kruglyak
PY  - 1987
DO  - 10.1103/physrevlett.59.1065
UR  - https://pubmed.ncbi.nlm.nih.gov/10035131/
ID  - 10035131
ER  -