Robert Storr: Gerhard Richter - The Cage Paintings (2011)
Why the open web links it
Linked by 3 independent sites, 3 of them widely read in the 2026-10 crawl of the open web, including libretexts.org, jouwweb.nl, lumenlearning.com.
Cited in 1 Wikipedia article, including Robert Storr (art academic).