Suche nach: Drucker / Verleger = "Federal Ministry for the Environment, Nature Conservation, Building and Nuclear Safety" und Sammlung = Elektronische Pflichtexemplare
3rd revised edition, Dessau-Roßlau : German Environment Agency (UBA), Section III 1.3 ; Berlin : Federal Ministry for the Environment, Nature Conservation, Building and Nuclear Safety (BMUB), Referat G I 4; German Environment Agency (UBA), Section III 1.3, February 2015