@article{López-Gay2014,
author = {López-Gay, A. and Esteve, A. and López-Colás, J. and Permanyer, I. and Turu, A. and Kennedy, S. and Laplante, B. and Lesthaeghe, R.},
title= {Towards a geography of unmarried cohabitation in the Americas},
year = {2014},
doi = {10.4054/DemRes.2014.30.59},
volume = {30},
number = {59},
pages = {1621--1638},
}