Chapter 1 - Footnote 11
This reference originally appeared at Wikipedia circa 2013, but may have been removed. I have linked to the original reference using archive.org:
The IPR has been considered by the American Communist Party and by Soviet officials as an instrument of Communist policy, propaganda and military intelligence. The IPR disseminated and sought to popularize false information including information originating from Soviet and Communist sources...The IPR was a vehicle used by the Communists to orient American far eastern policies toward Communist objectives
The original Congressional Report, in multiple formats, is available here:
https://archive.org/details/instituteofpacif1952unit