According to William Cohan, "a group of Degas experts" who convened in January 2010 to discuss the sculptures reached "universal agreement ... that these things were not what they were being advertised as", but declined to speak on the record, citing fear of litigation. Cohan, William D. (22 August 2011). "Shaky Degas Dancer Gets the Silent Treatment". Bloomberg View. Archived from the original on 27 March 2016. Retrieved 13 August 2014.
According to William Cohan, "a group of Degas experts" who convened in January 2010 to discuss the sculptures reached "universal agreement ... that these things were not what they were being advertised as", but declined to speak on the record, citing fear of litigation. Cohan, William D. (22 August 2011). "Shaky Degas Dancer Gets the Silent Treatment". Bloomberg View. Archived from the original on 27 March 2016. Retrieved 13 August 2014.
Mary Cassatt: an American Observer: a loan exhibition for the benefit of the American Wing of the Metropolitan Museum of Art, Oct. 3–27, 1984. 1984. New York, N.Y.: Coe Kerr Gallery. OCLC744493160