To cite package ‘manifold’ in publications use:

  Dai X, Lin Z (2025). _manifold: Operations for Riemannian Manifolds_.
  R package version 0.1.2,
  <https://CRAN.R-project.org/package=manifold>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {manifold: Operations for Riemannian Manifolds},
    author = {Xiongtao Dai and Zhenhua Lin},
    year = {2025},
    note = {R package version 0.1.2},
    url = {https://CRAN.R-project.org/package=manifold},
  }