@article{Bongaarts2000,
author = {Bongaarts, J.  and Westoff, C.},
title= {The potential role of contraception in reducing abortion},
year = {2000},
doi = {10.1111/j.1728-4465.2000.00193.x},
journal = {Studies in Family Planning },
volume = {31},
number = {3},
pages = {193--202},
}