1. und 2. Workshop11. September 200921. Februar 20201. Wasserbüffel-Workshop in Oldenburg 2008 – 1. Wasserbüffel-Workshop in Oldenburg Infoflyer 1. Wasserbüffel-Workshop 2. Wasserbüffel-Workshop in Cottbus 2009 – 2. Wasserbüffel-Workshop in Cottbus Infoflyer 2. Wasserbüffel-Workshop Tagungsband
