To cite package ‘blockpop’ in publications use:

  McCartan C (2024). _blockpop: Estimate Census Block Populations for
  2020_. R package version 0.0.0.9000,
  <https://github.com/corymccartan/blockpop>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {blockpop: Estimate Census Block Populations for 2020},
    author = {Cory McCartan},
    year = {2024},
    note = {R package version 0.0.0.9000},
    url = {https://github.com/corymccartan/blockpop},
  }