Publisher
- United States. Bureau of Transportation Statistics6
- County of Santa Cruz Information Services Department4
- Bay Area Open Space Council2
- National Atlas of the United States2
- Analyse Diachronique de l'espace Urbain Parisien: Approche Geomatique1
- County of San Mateo Information Services Department1
- Monterey County (Calif.)1
- Sacramento County GIS1
- Santa Clara County (Calif.). Planning Office1
- Solano County Department of Information Technology1