To cite package ‘featdelta’ in publications use:

  Kregers R (2026). _featdelta: Incremental Feature Engineering with
  Database Persistence_. R package version 0.1.0,
  <https://CRAN.R-project.org/package=featdelta>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {featdelta: Incremental Feature Engineering with Database Persistence},
    author = {Rudolfs Kregers},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=featdelta},
  }