@article{Van Bavel2013,
author = {Van Bavel, J. and Reher, D.S.},
title= {The mid-20th century baby boom in the West: What we know and what we need to know},
year = {2013},
doi = {10.1111/j.1728-4457.2013.00591.x},
volume = {39},
pages = {257--288},
}