To cite StereoMorph in a publication use:

  Olsen Aaron M, Mark W Westneat. 2015. StereoMorph: an R package for
  the collection of 3D landmarks and curves using a stereo camera
  set-up. Methods in Ecology and Evolution 6:351-356. DOI:
  10.1111/2041-210X.12326.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {StereoMorph: an R package for the collection of 3D landmarks and curves using a stereo camera set-up},
    author = {AM Olsen and MW Westneat},
    journal = {Methods in Ecology and Evolution},
    year = {2015},
    volume = {6},
    pages = {351-356},
  }

  Olsen, AM & A Haber (2022). StereoMorph: Stereo Camera Calibration
  and Reconstruction. Version 1.6.5.
  https://CRAN.R-project.org/package=StereoMorph.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {{StereoMorph}: Stereo Camera Calibration and Reconstruction},
    author = {Aaron Olsen and Annat Haber},
    note = {version 1.6.5},
    year = {2022},
  }