To cite package ‘d3Tree’ in publications use:

  Sidi J (2024). _d3Tree: Create Interactive Collapsible Trees with the
  JavaScript 'D3' Library_. R package version 0.3.0,
  <https://github.com/yonicd/d3tree>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {d3Tree: Create Interactive Collapsible Trees with the JavaScript 'D3'
Library},
    author = {Jonathan Sidi},
    year = {2024},
    note = {R package version 0.3.0},
    url = {https://github.com/yonicd/d3tree},
  }