@techreport{SchueleMadryAydinetal.2013, author = {Sch{\"u}le, Ralf and Madry, Thomas and Aydin, Vera and Fischer, Jonas and Kaselofsky, Jan and Koska, Thorsten and Sch{\"a}fer-Sparenberg, Carolin and Tholen, Lena and Becker, Daniel and Bader, Nikolas and Johnsen, Doris}, title = {Good practice ways out of energy debt : implementation of energy efficiency policies in EU member states}, institution = {Europ. Forum for Renewable Energy Sources}, address = {Brussels}, pages = {19}, year = {2013}, language = {en} }