Columbia subject headings:
Harvard subject headings:
Art, Modern--21st century--Exhibitions
Art--Private collections--Italy--Bergamo.
Circle in art--Exhibitions.
Collezione Legler (Bergamo, Italy)
Collezione Legler--Exhibitions.
Fondazione Galleria Gottardo--Exhibitions.
Sphere in art--Exhibitions.
Princeton subject headings:
Art, Modern--21st century--Exhibitions.
Fondazione Galleria Gottardo--Exhibitions.
Sphere in art--Exhibitions.