Training materials
Licence: The Unlicense
and Contributors: Anatole Chessel or Hadley Wickham or Martin Čech or Paulette Lieby or Yvan Le Bras or cambiotraining
Licence: The Unlicense
and Contributors: Anatole Chessel or Hadley Wickham or Martin Čech or Paulette Lieby or Yvan Le Bras or cambiotraining