To cite package ‘causl’ in publications use:

  Evans R, Lin X (2024). _causl: Methods for Specifying, Simulating
  from and Fitting Causal Models_. R package version 0.9.5,
  <https://github.com/rje42/causl>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {causl: Methods for Specifying, Simulating from and Fitting Causal
Models},
    author = {Robin Evans and Xi Lin},
    year = {2024},
    note = {R package version 0.9.5},
    url = {https://github.com/rje42/causl},
  }