@article{Beller2009,
author = {Beller, E.},
title= {Bringing Intergenerational Social Mobility Research into the Twenty-first Century: Why Mothers Matter},
year = {2009},
doi = {10.1177/000312240907400401},
journal = {American Sociological Review},
volume = {74},
number = {4},
pages = {507--528},
}