Columbia subject headings:
Art, Modern--20th century--Exhibitions.
Art, Modern--21st century--Exhibitions.
Art, Portuguese--20th century--Exhibitions.
Art, Portuguese--21st century--Exhibitions.
Art--Collectors and collecting--Portugal--Exhibitions.
Human beings in art--Exhibitions.
Harvard subject headings:
Art, Modern--20th century--Exhibitions
Art, Modern--21st century--Exhibitions
Art, Portuguese--20th century--Exhibitions
Art, Portuguese--21st century--Exhibitions.
Art--Collectors and collecting--Portugal--Exhibitions.
Human beings in art--Exhibitions
Princeton subject headings:
Art, Modern--20th century--Exhibitions.
Art, Modern--21st century--Exhibitions.
Art, Portuguese--20th century--Exhibitions.
Art, Portuguese--21st century--Exhibitions.
Art--Collectors and collecting--Portugal--Exhibitions.
Human beings in art--Exhibitions.