@techreport{cyberdriveillinoiscom2021county103,
  title = {COUNTY103 - Vehicles in Chicago}
  author = {CYBERDRIVEILLINOIS.COM - OFFICE OF THE ILLINOIS SECRETARY OF STATE},
  url = {https://www.cyberdriveillinois.com/departments/vehicles/statistics/lpcountycounts/COUNTY103.PDF},
  year = {2021}
}