Tyska revolutionen
http://www.af-north.org/german%20rev/workers%20councils.htm
http://www.geocities.com/Athens/Acropolis/8195/ger_int.htm
http://www.geocities.com/Athens/Acropolis/8195/memoirs.htm
http://www.geocities.com/Athens/Acropolis/8195/moscow.htm
