@article{Herold1989,
author = {Herold, J.M. and Westoff, C.F. and Warren, C.W. and Seltzer, J.},
title= {Catholicism and fertility in Puerto Rico},
year = {1989},
doi = {10.2105/AJPH.79.9.1258},
journal = {American Journal of Public Health},
volume = {79},
number = {9},
pages = {1258--1262},
}