Life Cycle models:
DataOne - https://www.dataone.org/data-life-cycle
direct, first-hand, closeness to an event or thing
interpretation or analysis of a primary or secondary source. good way of getting back to a primary source.
overview, summary, encyclopedia, wikipedia, textbooks, etc.
Primary: Census data extracted from cenus website
Secondary: Article or book that discusses and uses that census data
Tertiary: Wikepedia entry for the US Census
Use advanced search to narrow / broaden your results
change settings in order to link to USC Libraries
Topic of interest?
Source of dataset(s)?
Primary or Secondary data?
Raster or Vector data model?
Access to USC subscription databases and other data sources
Social Explorer PolicyMap SimplyAnalytics
Courses - access core geospatial datasets online
Los Angeles data with a great metadata completion status - check out the beta site!