Lorente-Galdos, B., Lao, O., Serra-Vidal, G. et al. Whole-genome sequence analysis of a Pan African set of samples reveals archaic gene flow from an extinct basal population of modern humans into sub-Saharan populations. Genome Biol 20, 77 (2019). [DOI: 10.1186/s13059-019-1684-5](https://doi.org/10.1186/s13059-019-1684-5)
Carina M. Schlebusch et al. "Southern African ancient genomes estimate modern human divergence to 350,000 to 260,000 years ago." Science Journal 358(6363) (2017): 652-655. [DOI: 10.1126/science.aao6266](https://www.science.org/doi/10.1126/science.aao6266)