@article{Das Gupta1999,
author = {Das Gupta, M. and Li, S.},
title= {Gender bias in China, South Korea and India 1920–1990: Effects of war, famine and fertility decline},
year = {1999},
doi = {10.1111/1467-7660.00131},
volume = {30},
number = {3},
pages = {619--652},
}