Zimmerman, Elyn (February 28, 2002). The World Trade Center Memorial, 1993(PDF). September 11: Art Loss, Damage, and Repercussions. International Foundation for Art Research. pp. 13–14. Archived from the original(PDF) on March 27, 2022. Retrieved April 18, 2023.
Zimmerman, Elyn (February 28, 2002). The World Trade Center Memorial, 1993(PDF). September 11: Art Loss, Damage, and Repercussions. International Foundation for Art Research. pp. 13–14. Archived from the original(PDF) on March 27, 2022. Retrieved April 18, 2023.