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- Meier, Matt S.22
- Soto, Gary22
- Martin, Patricia Preciado19
- United States. Congress. Senate. Committee on Homeland Security and Governmental Affairs, author19
- ERIC Clearinghouse on Rural Education and Small Schools18
- United States. Environmental Protection Agency, issuing body18
- Griswold del Castillo, Richard17
- Aldama, Frederick Luis, 1969-16
- Geological Survey (U.S.)16
- González, Ray16
- Lomelí, Francisco A.16
- United States. Congress. House. Committee on Homeland Security. Subcommittee on Border and Maritime Security, author16
- Gómez-Quiñones, Juan15
- Library of Congress. Congressional Research Service, issuing body15
- Staudt, Kathleen A.15
- Thompson, Jerry D.15
- Urrea, Luis Alberto15
- Valdez, Luis15
- Acuña, Rodolfo14
- Colegio de la Frontera Norte (Tijuana, Baja California, Mexico)14