-
1[2019-2020], IEA Publications, International Energy Agency
-
2
-
3von: Priewe, Jan1998, Ed. Sigma
-
4von: Bach, Stefan[1998], Duncker & Humblot
-
5
-
6von: Altner, Günter1995, Economica-Verl.
-
7von: Weizsäcker, Ernst Ulrich von1995, Droemer Knaur