To cite package ‘L0TFinv’ in publications use:

  Wang T, Wen C (2025). _L0TFinv: A Splicing Approach to the Inverse
  Problem of L0 Trend Filtering_. R package version 0.1.0,
  <https://CRAN.R-project.org/package=L0TFinv>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {L0TFinv: A Splicing Approach to the Inverse Problem of L0 Trend Filtering},
    author = {Tianhao Wang and Canhong Wen},
    year = {2025},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=L0TFinv},
  }