Columbia subject headings:
Architectural firms--Austria--Vienna--Exhibitions.
Architectural firms--Switzerland--Zurich--Exhibitions.
Architectural museums--Germany--Halle an der Saale--Exhibitions.
Architecture, Modern--21st century--Designs and plans--Exhibitions.
Galerie archcouture (Halle an der Saale, Germany)--Exhibitions.
Stiefel Kramer (Firm)
Harvard subject headings:
Architectural firms--Austria.
Architecture, Modern--21st century
Kramer, Thomas.
Stiefel Kramer.
Stiefel, Hannes.
Princeton subject headings: