To cite package ‘FLSAM’ in publications use:

  Payne M (2023). _FLSAM: An Implementation of the State-Space
  Assessment Model for FLR_. R package version 3.0.0.9003,
  <https://github.com/flr/flsam>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {FLSAM: An Implementation of the State-Space Assessment Model for FLR},
    author = {M.R. Payne},
    year = {2023},
    note = {R package version 3.0.0.9003},
    url = {https://github.com/flr/flsam},
  }