Status on the ground : overview of existing surveys on energy performance related quality and compliance [Online resource]
Maivel, Mikk
;
Kuusk, Kalle
;
Simson, Raimo
;
Kurnitski, Jarek
;
Kalamees, Targo
2015
http://qualicheck-platform.eu/wp-content/uploads/2015/06/QUALICHeCK-Report-Overview-of-existing-studies.pdf