To cite package ‘geotech’ in publications use:

  Kaklamanos J, Elmy K (2026). _geotech: Geotechnical Engineering_. R
  package version 1.0.1, <https://CRAN.R-project.org/package=geotech>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {geotech: Geotechnical Engineering},
    author = {James Kaklamanos and Kyle Elmy},
    year = {2026},
    note = {R package version 1.0.1},
    url = {https://CRAN.R-project.org/package=geotech},
  }