@book{Bongaarts1983,
author = {Bongaarts, J.  and Potter, R. },
title= {Fertility, Biology, and Behavior: An Analysis of the Proximate Determinants},
year = {1983},
doi = {10.1016/B978-0-08-091698-9.50006-3},
address = {New York},
publisher = {Academic Press},
}