Goodman 2005, tr.126–128. Goodman, Michael (tháng 7 năm 2005). "Who Is Trying to Keep What Secret From Whom and Why? MI5-FBI Relations and the Klaus Fuchs Case". Journal of Cold War Studies. 7 (3): 124–146. doi:10.1162/1520397054377160. ISSN1531-3298. S2CID57560118.
Goodman 2005, tr.128–129. Goodman, Michael (tháng 7 năm 2005). "Who Is Trying to Keep What Secret From Whom and Why? MI5-FBI Relations and the Klaus Fuchs Case". Journal of Cold War Studies. 7 (3): 124–146. doi:10.1162/1520397054377160. ISSN1531-3298. S2CID57560118.
Goodman 2005, tr.130–131. Goodman, Michael (tháng 7 năm 2005). "Who Is Trying to Keep What Secret From Whom and Why? MI5-FBI Relations and the Klaus Fuchs Case". Journal of Cold War Studies. 7 (3): 124–146. doi:10.1162/1520397054377160. ISSN1531-3298. S2CID57560118.
Goodman 2005, tr.132. Goodman, Michael (tháng 7 năm 2005). "Who Is Trying to Keep What Secret From Whom and Why? MI5-FBI Relations and the Klaus Fuchs Case". Journal of Cold War Studies. 7 (3): 124–146. doi:10.1162/1520397054377160. ISSN1531-3298. S2CID57560118.
Goodman 2005, tr.126–128. Goodman, Michael (tháng 7 năm 2005). "Who Is Trying to Keep What Secret From Whom and Why? MI5-FBI Relations and the Klaus Fuchs Case". Journal of Cold War Studies. 7 (3): 124–146. doi:10.1162/1520397054377160. ISSN1531-3298. S2CID57560118.
Goodman 2005, tr.128–129. Goodman, Michael (tháng 7 năm 2005). "Who Is Trying to Keep What Secret From Whom and Why? MI5-FBI Relations and the Klaus Fuchs Case". Journal of Cold War Studies. 7 (3): 124–146. doi:10.1162/1520397054377160. ISSN1531-3298. S2CID57560118.
Goodman 2005, tr.130–131. Goodman, Michael (tháng 7 năm 2005). "Who Is Trying to Keep What Secret From Whom and Why? MI5-FBI Relations and the Klaus Fuchs Case". Journal of Cold War Studies. 7 (3): 124–146. doi:10.1162/1520397054377160. ISSN1531-3298. S2CID57560118.
Goodman 2005, tr.132. Goodman, Michael (tháng 7 năm 2005). "Who Is Trying to Keep What Secret From Whom and Why? MI5-FBI Relations and the Klaus Fuchs Case". Journal of Cold War Studies. 7 (3): 124–146. doi:10.1162/1520397054377160. ISSN1531-3298. S2CID57560118.
O'Connor, J. J.; Robertson, E. F. (tháng 7 năm 2008). "Emil Klaus Julius Fuchs". University of St Andrews, Scotland. Truy cập ngày 17 tháng 5 năm 2013.
Laucht 2012, tr.83–85. Laucht, Christoph (2012). Elemental Germans: Klaus Fuchs, Rudolf Peierls, and the making of British Nuclear Culture 1939–59. Houndmills, Basingstoke, Hampshire: Palgrave Macmillan. ISBN978-0-230-35487-6. OCLC774489660.
Laucht 2012, tr.15. Laucht, Christoph (2012). Elemental Germans: Klaus Fuchs, Rudolf Peierls, and the making of British Nuclear Culture 1939–59. Houndmills, Basingstoke, Hampshire: Palgrave Macmillan. ISBN978-0-230-35487-6. OCLC774489660.
Laucht 2012, tr.204. Laucht, Christoph (2012). Elemental Germans: Klaus Fuchs, Rudolf Peierls, and the making of British Nuclear Culture 1939–59. Houndmills, Basingstoke, Hampshire: Palgrave Macmillan. ISBN978-0-230-35487-6. OCLC774489660.
Szasz 1992, tr.89. Szasz, Ferenc Morton (1992). British Scientists and the Manhattan Project: The Los Alamos Years. New York: St. Martin's Press. ISBN978-0-312-06167-8. OCLC23901666.
Szasz 1992, tr.35, 90–91. Szasz, Ferenc Morton (1992). British Scientists and the Manhattan Project: The Los Alamos Years. New York: St. Martin's Press. ISBN978-0-312-06167-8. OCLC23901666.
Laucht 2012, tr.78, 101. Laucht, Christoph (2012). Elemental Germans: Klaus Fuchs, Rudolf Peierls, and the making of British Nuclear Culture 1939–59. Houndmills, Basingstoke, Hampshire: Palgrave Macmillan. ISBN978-0-230-35487-6. OCLC774489660.
Laucht 2012, tr.75–76. Laucht, Christoph (2012). Elemental Germans: Klaus Fuchs, Rudolf Peierls, and the making of British Nuclear Culture 1939–59. Houndmills, Basingstoke, Hampshire: Palgrave Macmillan. ISBN978-0-230-35487-6. OCLC774489660.
Goodman 2005, tr.126–128. Goodman, Michael (tháng 7 năm 2005). "Who Is Trying to Keep What Secret From Whom and Why? MI5-FBI Relations and the Klaus Fuchs Case". Journal of Cold War Studies. 7 (3): 124–146. doi:10.1162/1520397054377160. ISSN1531-3298. S2CID57560118.
Goodman 2005, tr.128–129. Goodman, Michael (tháng 7 năm 2005). "Who Is Trying to Keep What Secret From Whom and Why? MI5-FBI Relations and the Klaus Fuchs Case". Journal of Cold War Studies. 7 (3): 124–146. doi:10.1162/1520397054377160. ISSN1531-3298. S2CID57560118.
Goodman 2005, tr.130–131. Goodman, Michael (tháng 7 năm 2005). "Who Is Trying to Keep What Secret From Whom and Why? MI5-FBI Relations and the Klaus Fuchs Case". Journal of Cold War Studies. 7 (3): 124–146. doi:10.1162/1520397054377160. ISSN1531-3298. S2CID57560118.
Williams 1987, tr.124–126. Williams, Robert Chadwell (1987). Klaus Fuchs: Atom Spy. Cambridge, Massachusetts: Harvard University Press. ISBN0-674-50507-7. OCLC15520151.
Williams 1987, tr.129–130. Williams, Robert Chadwell (1987). Klaus Fuchs: Atom Spy. Cambridge, Massachusetts: Harvard University Press. ISBN0-674-50507-7. OCLC15520151.
Goodman 2005, tr.132. Goodman, Michael (tháng 7 năm 2005). "Who Is Trying to Keep What Secret From Whom and Why? MI5-FBI Relations and the Klaus Fuchs Case". Journal of Cold War Studies. 7 (3): 124–146. doi:10.1162/1520397054377160. ISSN1531-3298. S2CID57560118.
Laucht 2012, tr.79. Laucht, Christoph (2012). Elemental Germans: Klaus Fuchs, Rudolf Peierls, and the making of British Nuclear Culture 1939–59. Houndmills, Basingstoke, Hampshire: Palgrave Macmillan. ISBN978-0-230-35487-6. OCLC774489660.
Laucht 2012, tr.175. Laucht, Christoph (2012). Elemental Germans: Klaus Fuchs, Rudolf Peierls, and the making of British Nuclear Culture 1939–59. Houndmills, Basingstoke, Hampshire: Palgrave Macmillan. ISBN978-0-230-35487-6. OCLC774489660.