CIA, National Intelligence Estimate, NIE 11-3/8-86, Soviet Forces and Capabilities for Strategic Nuclear Conflict Through the Mid-1990s, April 1986, Secret.
Author: CIA | Date: April 1986
CIA, Memorandum, Implications of the Chernobyl Disaster, April 29, 1986, Top Secret [multiple codewords not declassified].
Author: CIA | Date: April 29, 1986
National Cryptologic School, On Watch ::Profiles From the National Security Agencys Past 40 Years (Ft. George G. Meade: National Cryptologic School Press, September 1986), Top Secret Umbra.
Author: National Cryptologic School | Date: September, 1986
"New Units Prepare for Withdrawal," in CIA - National Intelligence Daily, October 15, 1986, Top Secret [multiple codewords not declassified].
Author: Not specified | Date: October 15, 1986