@misc{HasskeloMetzgerSiebertz2015,
  author    = {Hakki Hasskelo and Sergej Metzger and Ingrid Siebertz},
  title     = {Messungen der Luftqualit{\"a}t an BAB - Kalenderjahr 2012},
  institution = {Abteilung Stra{\"s}enverkehrstechnik},
  type      = {workingpaper},
  year        = {2015},
}