Ellis, B. J., Bates, J. E., Dodge, K. A., Fergusson, D. M., Horwood, L. J., Pettit, G. S., & Woodward, L. (2003). Does Father Absence Place Daughters at Special Risk for Early Sexual Activity and Teenage Pregnancy? Child Development, 74(3), 801–821. http://www.jstor.org/stable/3696230