To cite oceanwaves in publications use:

Miller LP, Neumeier U (2019). oceanwaves: Ocean Wave Statistics. R package version 0.1.0, https://github.com/millerlp/oceanwaves.

Corresponding BibTeX entry:

  @Manual{,
    title = {oceanwaves: Ocean Wave Statistics},
    author = {Luke P. Miller and Urs Neumeier},
    year = {2019},
    note = {R package version 0.1.0},
    url = {https://github.com/millerlp/oceanwaves},
  }