@article{Michael2013,
author = {Michael, M. and King, L. and Guo, L. and McKee, M. and Richardson, E. and Stuckler, D.},
title= {The mystery of missing female children in the Caucasus: An analysis of sex ratios by birth order},
year = {2013},
doi = {10.1363/3909713},
URL = {https://doi.org/10.1363/3909713.},
volume = {39},
number = {2},
pages = {97--102},
}