ALFARO GOMEZ emma laura
GEOGRAPHICAL V ARIA TION AND EVOLUTION OF TERTIARY SEXUAL EQUILIBRIUM IN THE PROVINCE OF JUJUY (ARGENTINA)
DIPIERRI, JE AND E ALFARO
Journal of Biosocial Science
Año: 1996 p. 85 - 87
The tertiary sex ratio, as measured by the masculinity index, was examined in four regions of the Province of Jujuy in north-west Argentina over a period from 1869 to 1991. The results showed that inter-regional, as well as age group differences in MI existed which could be related to changing social and economic conditions in this afea over the last two centuries.