Flegenheimer, Matt; Goldensohn, Rosa (May 7, 2022). "The Secrets Ed Koch Carried". The New York Times. Archived from the original on May 7, 2022. Retrieved May 7, 2022.
Flegenheimer, Matt; Goldensohn, Rosa (May 7, 2022). "The Secrets Ed Koch Carried". The New York Times. Archived from the original on May 7, 2022. Retrieved May 7, 2022.