Training materials
Node: Germany
and Authors: Erik Hjerde or Martin Hubalek
and Contributors: Björn Grüning or Manimozhiyan Arumugam or Celia van Gelder or Marek Vrbacky or Nils Peder Willassen or Ms. Yo Yehudi or Marek Suchanek or Erik Hjerde or Jordi Rambla