@article{Pagnini1990,
author = {Pagnini, D.L. and Morgan, S.P.},
title= {Intermarriage and social distance among U.S. immigrants at the turn of the century},
year = {1990},
doi = {10.1086/229534},
journal = {American Journal of Sociology},
volume = {96},
number = {2},
pages = {405−432},
}