@article{KirschMuellerGreiner2014,
  author    = {Johannes Kirsch and Berndt M{\"u}ller and Walter Greiner},
  title     = {Unified theory of electrons and photons in heavy ion collisions},
  journal   = {Zeitschrift f{\"u}r Naturforschung, A},
  volume    = {35},
  number    = {6},
  pages     = {579 -- 589},
  doi       = {10.1515/zna-1980-0602},
  year      = {2014},
}