Columbia subject headings:
Architecture, Domestic--Europe, German-speaking--21st century--Designs and plans.
Architecture--Competitions--Europe, German-speaking.
Haus des Jahres (Award)
Housing, Single family--Europe, German-speaking--21st century--Designs and plans.
Housing, Single family--Remodeling--Europe, German-speaking--21st century--Designs and plans.
Harvard subject headings:
Architecture, Domestic--Austria.
Architecture, Domestic--Germany
Architecture, Domestic--Switzerland
Housing, Single family--Europe.
Princeton subject headings: