@article{Xu2018,
author = {Xu, L. and Chi, I.},
title= {Determinants of support exchange between grandparents and grandchildren in rural China: The roles of grandparent caregiving, patrilineal heritage, and emotional bonds},
year = {2018},
doi = {10.1177/0192513X16662102},
volume = {39},
number = {3},
pages = {579--601},
}