To cite package ‘tropicalSparse’ in publications use:

  Farooq H, Haq H, Hanif M, Javaid S, Zimmermann K (2018).
  _tropicalSparse: Sparse Tropical Algebra_. R package version 0.1.0,
  <https://CRAN.R-project.org/package=tropicalSparse>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {tropicalSparse: Sparse Tropical Algebra},
    author = {Hamza Farooq and Hafiz Zain Ul Haq and Muhammad Kashif Hanif and Shamsa Javaid and Karl-Heinz Zimmermann},
    year = {2018},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=tropicalSparse},
  }