@article{Tsay2005,
author = {Tsay, W.-J. and Chu, C.Y.C.},
title= {The pattern of birth spacing during Taiwan’s demographic transition},
year = {2005},
doi = {10.1007/s00148-004-0200-7},
journal = {Journal of Population Economics},
volume = {18},
number = {2},
pages = {323--336},
}