Authors

• Hadley Wickham. Author.

• Jim Hester. Author, maintainer.

• Romain Francois. Author.

• R Core Team. Contributor.
  Date time code adapted from R

• . Copyright holder, funder.

• Jukka Jylänki. Contributor, copyright holder.
  grisu3 implementation

• Mikkel Jørgensen. Contributor, copyright holder.
  grisu3 implementation