1. Bilanzierungskonzept 2000-Watt-Gesellschaft. EnergieSchweiz für Gemeinden (Accounting concept of the 2000 Watt Society: EnergieSchweiz for Communes), City of Zurich, Switzerland;2000-Watt-Gesellschaft,2014
2. Thinking About Water Differently Managing the Water–Food–Energy Nexus;ADB,2013
3. AWM (Abfallwirtschaft München (City of Munich Solid Waste Management Unit)) (2015). Personal communication with Mr D. Santl by email, 17.07.15.
4. Growing Cities, Growing Food: Urban Agriculture on the Policy Agenda: A Reader on Urban Agriculture,2000
5. Gemüseernte in Bayern 2011 (Vegetable yield in Bavaria 2011);BLS (Bayerisches Landesamt für Statistik (Bavarian State Department of Statistics)),2012