@article{Regan2004,
author = {Regan, P.C. and Durvasula, R. and Howell, L. and Ureño, O. and Rea, M.},
title= {Gender, ethnicity, and the developmental timing of first sexual and romantic experiences},
year = {2004},
doi = {10.2224/sbp.2004.32.7.667},
volume = {32},
number = {7},
pages = {667--676},
}