Training materials
Licence: Creative Commons Attribution 4.0 International
and Authors: Nadezhda T. Doncheva
and Contributors: Andrea Argentini or John "Scooter" Morris or Martin Krzywinski or Mateusz Kuzak or Mikko Rautiainen or Patricia Palagi or Pavankumar Videm or Portada: Enrique Sahagún or Prof. Tom Freeman