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Barr, Murray L.; Bertram, Ewart G. (30 de abril de 1949). «A morphological distinction between neurones of the male and female, and the behaviour of the nucleolar satellite during accelerated nucleoprotein synthesis». Nature. 163 (4148): 676–677. Bibcode:1949Natur.163..676B. PMID18120749. doi:10.1038/163676a0
Sandberg, Avery A.; Koepf, George F.; Ishihara, Takaaki; Hauschka, Theodore S. (26 de agosto de 1961). «An XYY human male». Lancet. 278 (7200): 488–489. PMID13746118. doi:10.1016/S0140-6736(61)92459-X
Barr, Murray L.; Bertram, Ewart G. (30 de abril de 1949). «A morphological distinction between neurones of the male and female, and the behaviour of the nucleolar satellite during accelerated nucleoprotein synthesis». Nature. 163 (4148): 676–677. Bibcode:1949Natur.163..676B. PMID18120749. doi:10.1038/163676a0
Ford, Charles E.; Jones, Kenneth W.; Polani, Paul E.; de Almeida, José Carlos Cabral; Briggs, John H. (4 de abril de 1959). «A sex-chromosome anomaly in a case of gonadal dysgenesis (Turner's syndrome)». Lancet. 273 (7075): 711–3. PMID13642858. doi:10.1016/S0140-6736(59)91893-8
Jacobs, Patricia A.; Baikie, Albert G.; Court Brown, W. Michael; MacGregor, Thomas N.; Harnden, David G. (26 de setembro de 1959). «Evidence for the existence of the human "super female"». Lancet. 274 (7100): 423–5. PMID14406377. doi:10.1016/S0140-6736(59)90415-5
Barr, Murray L.; Bertram, Ewart G. (30 de abril de 1949). «A morphological distinction between neurones of the male and female, and the behaviour of the nucleolar satellite during accelerated nucleoprotein synthesis». Nature. 163 (4148): 676–677. Bibcode:1949Natur.163..676B. PMID18120749. doi:10.1038/163676a0
Sandberg, Avery A.; Koepf, George F.; Ishihara, Takaaki; Hauschka, Theodore S. (26 de agosto de 1961). «An XYY human male». Lancet. 278 (7200): 488–489. PMID13746118. doi:10.1016/S0140-6736(61)92459-X