Columbia subject headings:
Architecture, Modern--20th century--Conservation and restoration--Europe--Congresses.
Reconstruction (1939-1951)--Europe--Congresses.
Urban renewal--Europe--Congresses.
Harvard subject headings:
Urban policy--Europe--History--Congresses.
Urban renewal--Europe--History--Congresses.
Urbanization--Europe--History--Congresses.
Princeton subject headings:
Architecture--History--20th century--Conservation and restoration--Europe--Congresses.
Reconstruction (1939-1945)--Europe--Congresses.
Urban renewal--Europe--Congresses.