To cite shinySIR, please use:

  Sinead E. Morris (2020). shinySIR: Interactive Plotting for
  Mathematical Models of Infectious Disease Spread. R package version
  0.1.2.

A BibTeX entry for LaTeX users is

  @Manual{,
    author = {Sinead E. Morris},
    title = {shinySIR: Interactive Plotting for Mathematical Models of Infectious Disease Spread},
    year = {2020},
    note = {R package version 0.1.2},
    url = {https://github.com/SineadMorris/shinySIR},
  }