| 1996 | - | Reconstructing the evolutionary history of natural languages - Warnow,Ringe,Taylor | :: | 5 |
| 1990 | - | Language 66 - Nichols | :: | 2 |
| 1995 | - | Proceedings of the Twenty-eighth annual ACM Symposium on the Theory of Computing - Bonet,Phillips,Warnow,Yooseph | :: | 1 |
| 1974 | - | Discrete Math - Buneman | :: | 1 |