1. Strategy for Indicator Development Border 2012: US-Mexico Environmental Program Reportwww.epa.gov/border2012/indicators.htm
2. Border 2020: US-Mexico Environmental Programhttp://www2.epa.gov/border2020
3. Principales Resultados del Censo de Poblacion y Vivienda (INEGI) 2010: Baja California. Aguascalientes, Agswww.inegi.org.mx
4. Solid waste management in municipalities in Mexico: goals and perspectives
5. Border 2012: US-Mexico Border Environmental Programwww.epa.gov/border2012/