@article{Gu2007,
author = {Gu, B. and Wang, F. and Guo, Z. and Zhang, E.},
title= {China’s local and national fertility policies at the end of the twentieth century},
year = {2007},
doi = {10.1111/j.1728-4457.2007.00161.x},
journal = {Population and Development Review},
volume = {33},
number = {1},
pages = {129--148},
}