Please cite 'future' and the future framework using the following references:

Bengtsson H (2020). “A Unifying Framework for Parallel and Distributed Processing in R using Futures.” 2008.00553, https://arxiv.org/abs/2008.00553.

Corresponding BibTeX entry:

  @Misc{,
    author = {Henrik Bengtsson},
    title = {A Unifying Framework for Parallel and Distributed
      Processing in R using Futures},
    year = {2020},
    month = {aug},
    eprint = {2008.00553},
    archiveprefix = {arXiv},
    primaryclass = {cs.DC},
    url = {https://arxiv.org/abs/2008.00553},
  }