@article{Singley1998,
author = {Singley, Susan G. and Landale, Nancy S.},
title= {Incorporating Origin and Process in Migration-Fertility Frameworks: The Case of Puerto Rican Women},
year = {1998},
doi = {10.1093/sf/76.4.1437},
journal = {Social Forces},
volume = {76},
number = {4},
pages = {1437--1464},
}