Barnaby J.; Dixson. The Role of Breast Size and Areolar Pigmentation in Perceptions of Women's Sexual Attractiveness, Reproductive Health, Sexual Maturity, Maternal Nurturing Abilities, and Age (англ.) // Archives of Sexual Behavior : journal. — 2015. — Vol. 44, no. 6. — P. 1685—1695. — doi:10.1007/s10508-015-0516-2. — PMID25828990.
Jan; Antfolk. Age Limits: Men's and Women's Youngest and Oldest Considered and Actual Sex Partners (англ.) // Evolutionary Psychology : journal. — 2017. — Vol. 15, no. 1. — P. 147470491769040. — doi:10.1177/1474704917690401. — PMID28127998.
Barnaby J.; Dixson. The Role of Breast Size and Areolar Pigmentation in Perceptions of Women's Sexual Attractiveness, Reproductive Health, Sexual Maturity, Maternal Nurturing Abilities, and Age (англ.) // Archives of Sexual Behavior : journal. — 2015. — Vol. 44, no. 6. — P. 1685—1695. — doi:10.1007/s10508-015-0516-2. — PMID25828990.
Jan; Antfolk. Age Limits: Men's and Women's Youngest and Oldest Considered and Actual Sex Partners (англ.) // Evolutionary Psychology : journal. — 2017. — Vol. 15, no. 1. — P. 147470491769040. — doi:10.1177/1474704917690401. — PMID28127998.