CEPAL/UNFPA (Economic Commission for Latin America and the Caribbean/United Nations Population Fund) (2005) Population Dynamics and Development in Latin America and the Caribbean, Population and Development Series No. 58 (LC/L.2235-P), United Nations Publication. Sales No. S.04.II.G.155, Santiago.
 UN United Nations (1986) Manual X: Indirect Techniques for Demographic Estimation. United Nations Publication, Sales No. S.83.XIll.2.
 Vinuesa, J., Zamora, F., Génova, R., Serrano, P. and Recaño, J. (1997) Demography: Analysis and Projections. Syn-thesis Ed. Spain.
 CELADE (Latin American Demographic Center) (2004) Latin America: Life Tables 1950-2025. United Nations Publication. Sales No. E/S.04.II.G.94. Santiago.
 CONAPO (National Population Council) (2005) Major Causes of Death in the Life Course Stages 1980-2002. Technical Paper Series CONAPO, Mexico, D.F.
 CONAPO (National Population Council) (2008) Projections of the Population of Mexico, Federations Entities, Municipalities and Localities 2005-2050. Methodological Document CONAPO, Mexico, D.F.
 INEGI (National Institute of Statistics and Geography) (2009) Historical Statistics of Mexico 2009. INEGI, México.
 Bulatao, R.A., et al. (1989) Projecting Mortality for All Countries. Working Paper N 337, World Bank, Washington.
 Montgomery, D., Peck, E. and Vining, G. (2002) Introduction to Linear Regression Analysis. Grupo Patria Cultural Ed., Mexico.
 INEGI (National Institute of Statistics and Geography) (2011) Statistical Yearbook of Hidalgo 2011. Hidalgo State Government INEGI, Mexico.
 INEGI (National Institute of Statistics and Geography) (2011) Main Results of the Population and Housing Census 2010, Hidalgo. INEGI, Mexico.