J. Garcia, L. Kranzl:
"Ambition Levels of Nearly Zero Energy Buildings (nZEB) Definitions: An Approach for Cross-Country Comparison";
Buildings, 8 (2018), 143; S. 1 - 17.
http://dx.doi.org/10.3390/buildings8100143Elektronische Version der Publikation:
https://publik.tuwien.ac.at/files/publik_272520.pdf