To cite deeptime in publications, use the following citation:

  Gearty, W. 2024. deeptime: an R package that facilitates highly
  customizable visualizations of data over geological time intervals.
  EarthArXiv. doi: 10.31223/X5841N

A BibTeX entry for LaTeX users is

  @Article{,
    title = {deeptime: an R package that facilitates highly customizable visualizations of data over geological time intervals},
    author = {William Gearty},
    journal = {EarthArXiv},
    year = {2024},
    doi = {10.31223/X5841N},
  }