| |
| 2007 | ||
|---|---|---|
| 2 | EE | Bahareh Afshari, George Barmpalias, S. Barry Cooper, Frank Stephan: Post's Programme for the Ershov Hierarchy. J. Log. Comput. 17(6): 1025-1040 (2007) |
| 2006 | ||
| 1 | EE | Bahareh Afshari, George Barmpalias, S. Barry Cooper: Immunity Properties and the n-C.E. Hierarchy. TAMC 2006: 694-703 |
| 1 | George Barmpalias | [1] [2] |
| 2 | S. Barry Cooper | [1] [2] |
| 3 | Frank Stephan | [2] |