To cite EcoNiche in publications:

  Zhou S (2026). _Quantifying Niche Width Across Environmental
  Gradients Using EcoNiche_. R package version 1.0.2.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {Quantifying Niche Width Across Environmental Gradients Using EcoNiche},
    author = {Shuotao Zhou},
    year = {2026},
    note = {R package version 1.0.2},
  }