Hoppe, Hans-Joachim. 2021. „Boll, Michael M.: Cold War in the Balkans. American Foreign Policy and the Emergence of Communist Bulgaria, 1943-1947; Boll, Michael M. [Ed.]: The American Military Mission in the Allied Control Commission for Bulgaria, 1944—1947. History and Transcripts“. Südost-Forschungen 1 (1):480-83. https://www.suedost-forschungen.de/portal/index.php/sof/article/view/9221.