Anne-Elisabeth Lebatard et al.: Cosmogenic nuclide dating of Sahelanthropus tchadensis and Australopithecus bahrelghazali: Mio-Pliocene hominids from Chad. In: PNAS. Band 105, Nr. 9, 2008, S. 3226–3231, doi:10.1073/pnas.0708015105
Julia Lee-Thorp et al.: Isotopic evidence for an early shift to C4 resources by Pliocene homininis in Chad. In: PNAS. Band 109, Nr. 50, 2012. S. 20369–20372, doi:10.1073/pnas.1204209109 sciencemag.org[halott link] vom 12. November 2012: Human Ancestors Were Grass Gourmands. Mit einer Abbildung des Unterkiefers.
Julia Lee-Thorp et al.: Isotopic evidence for an early shift to C4 resources by Pliocene homininis in Chad. In: PNAS. Band 109, Nr. 50, 2012. S. 20369–20372, doi:10.1073/pnas.1204209109 sciencemag.org[halott link] vom 12. November 2012: Human Ancestors Were Grass Gourmands. Mit einer Abbildung des Unterkiefers.
Julia Lee-Thorp et al.: Isotopic evidence for an early shift to C4 resources by Pliocene homininis in Chad. In: PNAS. Band 109, Nr. 50, 2012. S. 20369–20372, doi:10.1073/pnas.1204209109 sciencemag.org[halott link] vom 12. November 2012: Human Ancestors Were Grass Gourmands. Mit einer Abbildung des Unterkiefers.