@article{Jepsen2002,
author = {Jepsen, L.K. and Jepsen, C.A.},
title= {An empirical analysis of the matching patterns of same-sex and opposite-sex couples},
year = {2002},
doi = {10.1353/dem.2002.0027},
journal = {Demography},
volume = {39},
number = {3},
pages = {435--453},
}