| 2002 | - | On the nature and evolution of the neural bases of human language - Lieberman | :: | 4 |
| Lieberman P, Crelin ES. 1971. On the speech of Neanderthal man. Linguist Inquiry 2:203-222.
| ||||
| 2002 | - | Comparative Vocal Production and the Evolution of Speech: Reinterpreting the Descent of the Larynx - Fitch | :: | 3 |
| Lieberman, P., & Crelin, E. S. (1971). "On the speech of Neanderthal man," Linguistic Inquiry 2, 203-222.
| ||||
| 2000 | - | The evolution of speech: a comparative review - Fitch | :: | 15 |
| 46 Lieberman, P. and Crelin, E.S. (1971) On the speech of Neanderthal man. Linguist. Inq. 2, 203--222
| ||||