@article{ElbersPfefferFrieseletal.2007,
  author    = {Gereon Elbers and Hans-Ulrich Pfeffer and J{\"u}rgen Friesel and Reinhold Beier},
  title     = {Air Pollution Monitoring in Street Canyons / Hans-Ulrich Pfeffer, J{\"u}rgen Friesel, Gereon Elbers, Reinhold Beier,},
  journal   = {Transport and air pollution : proceedings ; 3rd international symposium, Palais des Papes, Avignon, France, 6 - 10 June 1994 = Transports et pollution de l'air / [Third International Symposium on Transport and Air Pollution]. Ed. by Robert Joumard. Organizer: French National Institute for Transport and Safety Research},
  year      = {2007},
}