Wynes, S.; Nicholas, K.A. (2017). „The climate mitigation gap: Education and government recommendations miss the most effective individual actions”. Environmental Research Letters (на језику: енглески). 12 (7): 074024. Bibcode:2017ERL....12g4024W. ISSN1748-9326. doi:10.1088/1748-9326/aa7541.
Nybo Andersen, A.M.; Urhoj, S.K. (2017). „Is advanced paternal age a health risk for the offspring?”. Fertility and Sterility. 107 (2): 312—318. PMID28088314. doi:10.1016/j.fertnstert.2016.12.019.
Wynes, S.; Nicholas, K.A. (2017). „The climate mitigation gap: Education and government recommendations miss the most effective individual actions”. Environmental Research Letters (на језику: енглески). 12 (7): 074024. Bibcode:2017ERL....12g4024W. ISSN1748-9326. doi:10.1088/1748-9326/aa7541.
Nybo Andersen, A.M.; Urhoj, S.K. (2017). „Is advanced paternal age a health risk for the offspring?”. Fertility and Sterility. 107 (2): 312—318. PMID28088314. doi:10.1016/j.fertnstert.2016.12.019.
World Health Organization (2018). „Family planning/Contraception”. World Health Organization Newsroom (на језику: енглески). Приступљено 6. 3. 2018.CS1 одржавање: Формат датума (веза)
Wynes, S.; Nicholas, K.A. (2017). „The climate mitigation gap: Education and government recommendations miss the most effective individual actions”. Environmental Research Letters (на језику: енглески). 12 (7): 074024. Bibcode:2017ERL....12g4024W. ISSN1748-9326. doi:10.1088/1748-9326/aa7541.