# --------------------------------------------
# CITATION file created with {cffr} R package
# See also: https://docs.ropensci.org/cffr/
# --------------------------------------------
 
cff-version: 1.2.0
message: 'To cite package "USAboundariesData" in publications use:'
type: software
license: CC-BY-NC-SA-4.0
title: 'USAboundariesData: Datasets for the ''USAboundaries'' package'
version: 0.5.0
doi: 10.32614/CRAN.package.USAboundariesData
identifiers:
- type: url
  value: https://github.com/ropensci/USAboundariesdata
abstract: Contains datasets, including higher resolution boundary data, for use in
  the 'USAboundaries' package. These datasets come from the U.S. Census Bureau, the
  Newberry Library's 'Historical Atlas of U.S. County Boundaries', and Erik Steiner's
  'United States Historical City Populations, 1790-2010'.
authors:
- family-names: Mullen
  given-names: Lincoln
  email: lincoln@lincolnmullen.com
  orcid: https://orcid.org/0000-0001-5103-6917
- family-names: Ziebert
  given-names: Jacci
  email: jacciziebert@gmail.com
repository: https://ropensci.r-universe.dev
repository-code: https://github.com/ropensci/USAboundariesData
commit: 30513dff2c99f8cab53462d4ef83f0f70ef27278
url: https://docs.ropensci.org/USAboundaries
date-released: '2025-10-08'
contact:
- family-names: Ziebert
  given-names: Jacci
  email: jacciziebert@gmail.com