@book{BaumHasskeloSiebertzetal.2011,
  author    = {Anja Baum and Hakki Hasskelo and Ingrid Siebertz and Wilfried Weidner},
  title     = {Luftschadstoffe an BAB 2006},
  isbn      = {978-3-86509-716-3},
  year      = {2011},
}