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↑  Francis M. Carroll (2001). A Good and Wise Measure: The Search for the Canadian–American Boundary, 1783–1842. University of Toronto Press, Scholarly Publishing Division. hlm. 85.
↑  "Canada & The United States (Bizarre Borders Part 2)". Diakses tanggal June 21, 2013.
↑  Henry Commager, "England and Oregon Treaty of 1846." Oregon Historical Quarterly 28.1 (1927): 18–38 online.
↑  Walter N. Sage,"The Oregon Treaty of 1846." Canadian Historical Review 27.4 (1946): 349–367.
↑  McManus, Sheila (2005). The Line Which Separates: Race, Gender, and the Making of the Alberta-Montana Borderlands. Edmonton, Alberta: University of Alberta Press. hlm. 7. ISBN 0-88864-434-5. called it the Northern Boundary Survey.
↑  Campbell, Archibald; Twining, W. J. (1878). "Reports upon the survey of the boundary between the territory of the United States and the possessions of Great Britain from the Lake of the woods to the summit of the Rocky mountains". Authorised by an act of Congress approved March 19, 1872. Government Printing Office. Diakses tanggal September 13, 2013.
↑  Keenlyside, Hugh LL.; Brown, Gerald S. (1952). Canada and the United States: Some Aspects of Their Historical Relations. Alfred A. Knopf. hlm. 178–189.
↑  International Boundary Commission (1937). "Treaty of 1908 (included in Joint report upon the survey and demarcation of the boundary between the United States and Canada from the gulf of Georgia to the northwesternmost point of Lake of the woods. In accordance with the provisions of Articles VI and VII of the treaty signed at Washington April 11, 1908, and articles I, II, and IV of the treaty signed at Washington, February 24, 1925)". Washington, D.C.: U.S. Government Printing Office: 6. hdl:2027/mdp.39015027937153.
↑  International Waterways Commission (1915). "Report of the International Waterways Commission upon the International Boundary between the Dominion of Canada and the United States through the St. Lawrence River and Great Lakes as Ascertained and Re-established pursuant to Article IV of the Treaty between Great Britain and the United States signed 11th April 1908".
↑  Organization Chart, International Boundary Commission. Retrieved July 27, 2007 Diarsipkan July 6, 2007, di Wayback Machine.
↑  Panetta, Alexander (20 March 2020). "How the shutdown after 9/11 paved the way for the new Canada-U.S. border response to COVID-19". CBC News.
↑  Office of the Prime Minister (2020-03-20). "U.S.-Canada joint initiative: Temporary restriction of travellers crossing the U.S.-Canada border for non-essential purposes". Diarsipkan dari versi asli tanggal 2020-10-21. Diakses tanggal 2020-06-20.
↑  "Canada-U.S. Land border closure extended to Feb. 21". January 12, 2021.
↑  "Canada-U.S. border closure extended to Jan. 21 as coronavirus cases soar, CBSA says - National | Globalnews.ca". Global News.
↑  Aiello, Rachel (July 14, 2020). "Canada, U.S. agree to keep borders closed another 30 days: sources". CTVNews.
↑  Aiello, Rachel (2020-08-14). "Canada-U.S. border closure extended again amid tension over restrictions". CTVNews (dalam bahasa Inggris). Diakses tanggal 2020-08-14.
↑  Elaine Glusac. "Why Can't Americans Go to Canada?". The New York Times. Diarsipkan dari versi asli tanggal 2021-12-28. In mid-June, to the frustration of many on both sides of the border, Canada announced it was extending restrictions on nonessential travel until at least July 21. The ban includes travel via land, air and sea.  The United States closed its border with Mexico contemporaneously with the Canada–U.S. closure.
↑  Oliver, David (2020-03-19). "Trump announces U.S.-Mexico border closure to stem spread of coronavirus". USA Today. Diakses tanggal 2020-06-21.
↑  Public Health Agency of Canada (July 19, 2021). "Government of Canada announces easing of border measures for fully vaccinated travellers". Newswire Canada. Diakses tanggal July 23, 2021.
↑  Hess, Daniel Baldwin; Bitterman, Alex (2020-05-29). "Shuttered Canada-US border highlights different approaches to the pandemic – and differences between the 2 countries". The Conversation. Diakses tanggal 2020-06-21.
↑  Templat:Cite canlaw
↑  8 U.S.C. § 1324; 8 U.S.C. § 1325; and 8 U.S.C. § 1326.
↑  Templat:Cite canlaw
↑  19 U.S.C. § 1459.
1 2 3  CBP Identified Resource Challenges but Needs Performance Measures to Assess Security Between Ports of Entry (PDF) (Laporan). U.S. Government Accountability Office. June 2019.
↑  Mallonee, Laura (2016-01-04). "The Invisible Security of Canada's Seemingly Chill Border". Wired. Diakses tanggal 27 April 2021.
↑  "Common border zone proposed". Canadian Society of Customs Brokers. June 17, 2004. Diakses tanggal May 17, 2017.
↑  Singel, Ryan (October 22, 2008). "ACLU Assails 100-Mile Border Zone as 'Constitution-Free' – Update". Wired. Diakses tanggal July 12, 2013.
↑  Woodard, Colin (January 9, 2011). "Far From Canada, Aggressive U.S. Border Patrols Snag Foreign Students". Chronicle.com. Diakses tanggal July 12, 2013.
↑  Johnston, Patrick (20 Aug 2020). "'Fence' south of Aldergrove about road safety and border security, U.S. officials say". Vancouver Sun (dalam bahasa Inggris). Diakses tanggal 13 April 2021.
↑  "Timeline: Travel documents at the Canada-U.S. border". CBC News. May 12, 2009. Diakses tanggal April 7, 2020.
↑  "Western Hemisphere Travel Initiative: The Basics". Homeland Security. U.S. Department of Homeland Security. Diarsipkan dari versi asli tanggal December 26, 2007. Diakses tanggal December 2, 2007.  Parameter |url-status= yang tidak diketahui akan diabaikan (bantuan)
↑  "Western Hemisphere Travel Initiative". Bureau of Consular Affairs. U.S. Department of State. January 13, 2008. Diarsipkan dari versi asli tanggal January 25, 2007. Diakses tanggal January 12, 2007.  Parameter |url-status= yang tidak diketahui akan diabaikan (bantuan)
↑  "WHTI: Enhanced Drivers License". U.S. Customs and Border Protection. U.S. Department of Homeland Security. June 1, 2009. Diarsipkan dari versi asli tanggal February 15, 2012. Diakses tanggal April 30, 2014.  Parameter |url-status= yang tidak diketahui akan diabaikan (bantuan)
20. Paulus, Jeremy and Asgary, Ali (2010) "Enhancing Border Security: Local Values and Preferences at the Blue Water Bridge (Point Edward, Canada)," Journal of Homeland Security and Emergency Management: Vol. 7: Iss. 1, Article 77. Diarsipkan 2011-01-11 di Wayback Machine.