@article{Gupta1999,
author = {Gupta, N. and da Costa Leite, I.},
title= {Adolescent fertility behavior: Trends and determinants in Northeastern Brazil},
year = {1999},
doi = {10.2307/2991961},
journal = {International Family Planning Perspectives},
volume = {25},
number = {3},
pages = {125--130},
}