Columbia subject headings:
Aesthetics, Modern--20th century--Congresses.
Art, Modern--20th century--Congresses.
Harvard subject headings:
Aesthetics, Modern--20th century--Congresses.
Art, Modern--20th century--Congresses
Princeton subject headings:
Art, Modern--20th century--Congresses.
Installations (Art)--Congresses.
Performance art--Congresses.
Space and time in art--Congresses.
Ultramarin (Group of artists)--Congresses.