United States. Federal Open Market Committee. "Meeting, April 26-27, 2011," Federal Open Market Committee Meeting Minutes, Transcripts, and Other Documents (April 26-27, 2011). https://fraser.stlouisfed.org/title/677/item/23299/content/pdf/20110427statement, accessed on December 14, 2018.
This collection of meeting documents contains memos released by FOIA request.
Board of Governors of the Federal Reserve System