@inbook{Espenshade2015,
author = {Espenshade, T.J. and Tannen, J.B.},
title= {Population dynamics: Momentum of population growth},
year = {2015},
doi = {10.1016/B978-0-08-097086-8.31020-0},
editor = {Wright, J.D.},
booktitle = {International encyclopedia of the social & behavioral sciences},
address = {Oxford},
publisher = {Elsevier},
pages = {572--578},
}