National Archives and Records Administration II, Records of the U. S. Department of State relating to internal affairs of Romania 1910-1944, Wilmington, Del. 1981 (Microfilm-Edition): Doc. 871.4016/254, p. 2f., 5. Original in English.
National Archives and Records Administration II, Records of the Department of State relating to internal affairs of Czechoslovakia 1910-1944, Washington 1982 (Mikrofilm-Edition), Doc. 860F.4016/68. Original in English.