| 2000 | ||
|---|---|---|
| 3 | Stephen J. Bellantoni, Karl-Heinz Niggl, Helmut Schwichtenberg: Higher type recursion, ramification and polynomial time. Ann. Pure Appl. Logic 104(1-3): 17-30 (2000) | |
| 1999 | ||
| 2 | Stephen J. Bellantoni, Karl-Heinz Niggl: Ranking Primitive Recursions: The Low Grzegorczyk Classes Revisited. SIAM J. Comput. 29(2): 401-415 (1999) | |
| 1989 | ||
| 1 | Stephen J. Bellantoni: Parallel RAMs with Bounded Memory Wordsize. SPAA 1989: 83-91 | |
| 1 | Karl-Heinz Niggl | [2] [3] |
| 2 | Helmut Schwichtenberg | [3] |