TY  - BOOK
AU  - UNITED NATIONS. DEPARTMENT OF INTERNACIONAL ECONOMIC AND SOCIAL AFFAIRS
TI  - Stable population age distributions
PY  - 1990///
CY  - New York
PB  - United Nations. Department of Internacional Economic and Social Affairs
KW  - DISTRIBUCIÓN POR EDAD
KW  - AGE DISTRIBUTION
KW  - POBLACIÓN ESTABLE
KW  - STABLE POPULATION
KW  - MODELOS
KW  - MODELS
ER  -