Andy Battaglia, "‘The Work of Art Begins to Wobble’: Guggenheim Museum Stares Down Heady Questions about Minimal and Conceptual Art in Panza Collection," Art News, April 9, 2019, http://www.artnews.com/2019/04/09/guggenheim-panza-collection-symposium/
Nancy Kenney, "Conceptual and Minimalist Trove Raises Bedeviling Questions for the Guggenheim," The Art Newspaper, April 11, 2019, https://www.theartnewspaper.com/news/conceptual-and-minimalist-trove-raises-bedeviling-questions-for-the-guggenheim
Tim Scheider, "The Gray Market: Why the Guggenheim’s Panza Collection Initiative Does—and Doesn’t—Matter to the Market for Minimalist Art," Artnet, April 15, 2019, https://news.artnet.com/opinion/guggenheim-panza-collection-initiative-1516690