To cite package ‘TreeAndLeaf’ in publications use:

  Cardoso MA, Rizzardi LEA, Kume W, et al. TreeAndLeaf: an
  R/Bioconductor package for graphs and trees with focus on the leaves.
  Bioinformatics 38:1463-1464, 2021.

A BibTeX entry for LaTeX users is

  @Article{,
    author = {Milena A Cardoso and Luis E A Rizzardi and Leonardo W Kume and Clarice S Groeneveld and Sheyla Trefflich and Diego A A Morais and Rodrigo J S Dalmolin and Bruce A J Ponder and Kerstin B Meyer and Mauro A A Castro},
    title = {TreeAndLeaf: an R/Bioconductor package for graphs and trees with focus on the leaves.},
    journal = {Bioinformatics},
    year = {2021},
    volume = {38},
    pages = {1463-1464},
    number = {5},
    doi = {10.1093/bioinformatics/btab819},
  }