To cite package ‘otTensor’ in publications use:

  Tsuyuzaki K (2026). _otTensor: Optimal Tensor Transport_. R package
  version 0.99.0, <https://CRAN.R-project.org/package=otTensor>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {otTensor: Optimal Tensor Transport},
    author = {Koki Tsuyuzaki},
    year = {2026},
    note = {R package version 0.99.0},
    url = {https://CRAN.R-project.org/package=otTensor},
  }