| Authors(s) | Andrew, R. J. |
| Year | 1963b |
| Title | Evolution of facial expression. Many human expression can be traced back to reflex responses of primitive Primates and Insectivores. Science 142: 1034 -1041. |
| Authors(s) | Andrew, R. J. |
| Year | 1963b |
| Title | Evolution of facial expression. Many human expression can be traced back to reflex responses of primitive Primates and Insectivores. Science 142: 1034 -1041. |