1. ACLU. n.d. “Know Your Rights: 100 Mile Border Zone.” Accessed October 16 2022. https://www.aclu.org/know-your-rights/border-zone/.
2. Amnesty International. 2012. “In Hostile Terrain: Human Rights Violations in Immigration Enforcement in the US Southwest.” https://www.amnestyusa.org/wp-content/uploads/2017/04/ai_inhostileterrain_032312_singles.pdf.
3. Baker (Michael Baker Jr. Inc.). 2013. “Border Fence Locations.” October 23 2013. https://law.utexas.edu/humanrights/borderwall/maps/background-maps.html. See also Madsen (2023a).
4. Report Regarding the Tohono and Hia-Ced O’odham of Mexico Indigenous Peoples’ Loss of Their Land, Violations of Convention 107 of the ILO, Violations of Treaty Rights, and the Lack of Protection for Cultural and Religious Rights of the O’odham of Mexico and the United States;Barnett George S.;Tohono O’odham Nation,1989
5. Bell, Monte R. 1985. “History of Establishment of Federal Zone (So Called 6O-Foot Strip) Along the Western Land Boundary by Presidential Proclamations of 1897 and 1907, and Chronology of Pertinent Events Regarding Jurisdiction and Works Constructed Thereon.” Internal memoran-dum. June 14, 1985. El Paso, Texas: International Boundary and Water Commission, United States and Mexico, United States Section.