The artist; purchased 18 June 2015 through (Hauser & Wirth, New York) by NGA.
- Roni Horn, Xavier Hufkens, Brussels, 2008.
- Roni Horn aka Roni Horn, Tate Modern, London; Collection Lambert, Avignon; Whitney Museum of American Art, New York; The Institute of Contemporary Art, Boston, 2009-2010.
- Roni Horn, Kukje Gallery, Seoul, 2010.
- "Roni Horn, Opposite of White v. 2 (Large) (A)." National Gallery of Art Bulletin, no. 53 (Fall 2015):