August 12, 1978
Untitled report from Wolt, Polish Intelligence Station Beijing, concerning the mutual visit of Cambodian and North Korean delegations in China
A Polish report from Beijing speculates on North Korean-Cambodian and Sino-North Korean ties.
April 30, 1979
Notes on a Meeting held during the Secretary-General's Visit to Peking on 30 April 1979
Prince Nordom Sihanouk weighs in on the situation in Cambodia, stating that though the situation is grim, "his own policy was to wait and see" what would happen next.