To cite hdm in publications please use:

Victor Chernozhukov, Chris Hansen, Martin Spindler (2016+). hdm: High-Dimensional Metrics R Journal, forthcoming. URL https://journal.r-project.org/.

Corresponding BibTeX entry:

  @Article{,
    title = {{hdm}: High-Dimensional Metrics},
    author = {Victor Chernozhukov and Chris Hansen and Martin
      Spindler},
    journal = {R Journal},
    year = {2016+},
    volume = {forthcoming},
    url = {https://journal.r-project.org/},
  }