Convoy PQ 18 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Convoy PQ 18" in English language version.

refsWebsite

Global rank English rank

12ibiblio.org

1,079^th place

789^th place

11worldcat.org

5^th place

2archive.org

6^th place

1loc.gov

70^th place

63^rd place

1pkymasehist.fi

low place

1web.archive.org

1^st place

1luftwaffe.no

low place

archive.org

Budiansky 2000, pp. 250, 289. Budiansky, S. (2000). Battle of Wits: The Complete Story of Codebreaking in World War II. New York: The Free Press (Simon & Schuster). ISBN 0-684-85932-7 – via Archive Foundation.
Bekker 1973, p. 390; Wood & Gunston 1990, pp. 70, 72. Wood, Tony; Gunston, Bill (1990). Hitler's Luftwaffe. New York: Crescent Books. ISBN 978-0-517-22477-9 – via Archive Foundation.

ibiblio.org

Roskill 1962, pp. 278–281. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Richards & Saunders 1975, pp. 81–82. Richards, Denis; Saunders, H. St G. (1975) [1954]. Royal Air Force 1939–1945: The Fight Avails. History of the Second World War, Military Series. Vol. II (pbk. ed.). London: HMSO. ISBN 978-0-11-771593-6. Retrieved 22 March 2018.
Roskill 1962, p. 279. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Roskill 1962, p. 281. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Roskill 1962, pp. 280–281; Woodman 2004, pp. 260–261. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018. Woodman, Richard (2004) [1994]. Arctic Convoys 1941–1945. London: John Murray. ISBN 978-0-7195-5752-1.
Roskill 1962, pp. 279–280. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Roskill 1962, pp. 281–282. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Roskill 1962, pp. 282–283. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Roskill 1962, pp. 284, 287–288. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Roskill 1962, p. 287. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Richards & Saunders 1975, p. 85. Richards, Denis; Saunders, H. St G. (1975) [1954]. Royal Air Force 1939–1945: The Fight Avails. History of the Second World War, Military Series. Vol. II (pbk. ed.). London: HMSO. ISBN 978-0-11-771593-6. Retrieved 22 March 2018.
Woodman 2004, p. 280; Roskill 1962, p. 287. Woodman, Richard (2004) [1994]. Arctic Convoys 1941–1945. London: John Murray. ISBN 978-0-7195-5752-1. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.

loc.gov

lccn.loc.gov

Kahn 1973, pp. 238–241. Kahn, D. (1973) [1967]. The Codebreakers: The Story of Secret Writing (10th abr. Signet, Chicago ed.). New York: Macmillan. LCCN 63-16109. OCLC 78083316.

luftwaffe.no

SIG nd. "Incomplete July–December 1942 Luftwaffe Losses in Arctic Waters". Special Interest Group Luftwaffe in Norway. Archived from the original on 4 March 2016. Retrieved 24 March 2018.

pkymasehist.fi

FIB 1996. "Birth of Radio Intelligence in Finland and its Developer Reino Hallamaa". Pohjois–Kymenlaakson Asehistoriallinen Yhdistys Ry (North-Karelia Historical Association Ry) (in Finnish). 1996. Retrieved 26 July 2018.

web.archive.org

SIG nd. "Incomplete July–December 1942 Luftwaffe Losses in Arctic Waters". Special Interest Group Luftwaffe in Norway. Archived from the original on 4 March 2016. Retrieved 24 March 2018.

worldcat.org

search.worldcat.org

Roskill 1962, pp. 278–281. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Kahn 1973, pp. 238–241. Kahn, D. (1973) [1967]. The Codebreakers: The Story of Secret Writing (10th abr. Signet, Chicago ed.). New York: Macmillan. LCCN 63-16109. OCLC 78083316.
Roskill 1962, p. 279. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Roskill 1962, p. 281. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Roskill 1962, pp. 280–281; Woodman 2004, pp. 260–261. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018. Woodman, Richard (2004) [1994]. Arctic Convoys 1941–1945. London: John Murray. ISBN 978-0-7195-5752-1.
Roskill 1962, pp. 279–280. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Roskill 1962, pp. 281–282. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Roskill 1962, pp. 282–283. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Roskill 1962, pp. 284, 287–288. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Roskill 1962, p. 287. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.
Woodman 2004, p. 280; Roskill 1962, p. 287. Woodman, Richard (2004) [1994]. Arctic Convoys 1941–1945. London: John Murray. ISBN 978-0-7195-5752-1. Roskill, S. W. (1962) [1956]. The Period of Balance. History of the Second World War: The War at Sea 1939–1945. Vol. II (3rd impr. ed.). London: HMSO. OCLC 174453986. Retrieved 22 March 2018.