To cite package ‘interprocess’ in publications use:

  Smith D (2025). _interprocess: Mutexes, Semaphores, and Message
  Queues_. R package version 1.3.0,
  <https://github.com/cmmr/interprocess>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {interprocess: Mutexes, Semaphores, and Message Queues},
    author = {Daniel P. Smith},
    year = {2025},
    note = {R package version 1.3.0},
    url = {https://github.com/cmmr/interprocess},
  }