TY - RPRT TI - Vacuum photon splitting in Lorentz-violating quantum electrodynamics. AU - V Alan Kostelecký AU - Austin G M Pickering PY - 2003 DO - 10.1103/physrevlett.91.031801 UR - https://pubmed.ncbi.nlm.nih.gov/12906411/ ID - 12906411 ER -