To cite package ‘ggimg’ in publications use:

Arnold T (2022). ggimg: Graphics Layers for Plotting Image Data with 'ggplot2'. R package version 0.1.2, https://CRAN.R-project.org/package=ggimg.

Corresponding BibTeX entry:

  @Manual{,
    title = {ggimg: Graphics Layers for Plotting Image Data with
      'ggplot2'},
    author = {Taylor B. Arnold},
    year = {2022},
    note = {R package version 0.1.2},
    url = {https://CRAN.R-project.org/package=ggimg},
  }