@article{Rodgers1992,
author = {Rodgers, J.L. and Harris, D.F. and Vickers, K.B.},
title= {Seasonality of first coitus in the United States},
year = {1992},
doi = {10.1080/19485565.1992.9988800},
volume = {39},
number = {1–2},
pages = {1--14},
}