To cite package ‘deltamapr’ in publications use:

  Bashevkin SM, Barros A, Hartman R (2024). _deltamapr: Spatial Data
  for the Bay-Delta_. R package version 1.0.1,
  <https://github.com/interagencyecologicalprogram/deltamapr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {deltamapr: Spatial Data for the Bay-Delta},
    author = {Samuel M Bashevkin and Arthur Barros and Rosemary Hartman},
    year = {2024},
    note = {R package version 1.0.1},
    url = {https://github.com/interagencyecologicalprogram/deltamapr},
  }