To cite singcar in publications use:

Rittmo JÖ, McIntosh RD (2021). “singcar: Comparing single cases to small samples in R.” Journal of Open Source Software, 6(68), 3887. doi:10.21105/joss.03887, https://doi.org/10.21105/joss.03887.

Corresponding BibTeX entry:

  @Article{,
    doi = {10.21105/joss.03887},
    url = {https://doi.org/10.21105/joss.03887},
    year = {2021},
    publisher = {The Open Journal},
    volume = {6},
    number = {68},
    pages = {3887},
    author = {Jonathan Ö. Rittmo and Robert D. McIntosh},
    title = {singcar: Comparing single cases to small samples in R},
    journal = {Journal of Open Source Software},
  }