Technical documentation
www2.census.gov/programs-surveys/decennial/2020/technical-documentation/complete-tech-docs/detailed-demographic-and-housing-characteristics-file-a/2020census-detailed-dhc-a-techdoc.pdf

2020 Census Race and Ethnicity Data: The Detailed DHC-A Proof of Concept www.census.gov/data/academy/webinars/2023/detailed-dhc-a-proof-of-concept.html

Developing the DAS: Demonstration Data and Progress Metrics
www.census.gov/programs-surveys/decennial-census/decade/2020/planning-management/process/disclosure-avoidance/2020-das-development.html

For more guidance on using our site, please visit our Resources page
www.census.gov/data/what-is-data-census-gov.html  

More video tutorials
www.census.gov/data/what-is-data-census-gov/guidance-for-data-users/video-tutorials.html

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