To cite DIGSS in publications use:
Pestle W, Hubbell C, Hubbe M (2021). “(DIGSS): Determination of intervals using georeferenced survey simulation: An R package for subsurface survey.” PLoS One.
Corresponding BibTeX entry:
  @Article{,
    title = {(DIGSS): Determination of intervals using georeferenced
      survey simulation: An R package for subsurface survey},
    author = {William J. Pestle and Cara Hubbell and Mark Hubbe},
    journal = {PLoS One},
    year = {2021},
  }