@article{LinzLuhmann2006, author = {Linz, Manfred and Luhmann, Hans-Jochen}, title = {Wie der Fortschritt bei der Energieeffizienz regelm{\"a}{ß}ig {"}abprallt{"}}, journal = {Energie \& Management}, number = {21}, pages = {3}, year = {2006}, language = {de} }