To cite package ‘lpcde’ in publications use:

  Cattaneo M, Chandak R, Jansson M, Ma X (2026). _lpcde: Boundary
  Adaptive Local Polynomial Conditional Density Estimator_. R package
  version 1.0.0, <https://CRAN.R-project.org/package=lpcde>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {lpcde: Boundary Adaptive Local Polynomial Conditional Density Estimator},
    author = {Matias D. Cattaneo and Rajita Chandak and Michael Jansson and Xinwei Ma},
    year = {2026},
    note = {R package version 1.0.0},
    url = {https://CRAN.R-project.org/package=lpcde},
  }