| 1993 | ||
|---|---|---|
| 4 | Jonathan Goldstine, John K. Price, Detlef Wotschke: On Reducing the Number of Stack Symbols in a PDA. Mathematical Systems Theory 26(4): 313-326 (1993) | |
| 1982 | ||
| 3 | Jonathan Goldstine, John K. Price, Detlef Wotschke: On Reducing the Number of States in a PDA. Mathematical Systems Theory 15(4): 315-321 (1982) | |
| 2 | Jonathan Goldstine, John K. Price, Detlef Wotschke: A Pushdown Automaton or a Context-Free Grammar - Which is More Economical? Theor. Comput. Sci. 18: 33-40 (1982) | |
| 1978 | ||
| 1 | John K. Price, Detlef Wotschke: States Can Sometimes Do More Than Stack Symbols in PDA's. ICALP 1978: 353-362 | |
| 1 | Jonathan Goldstine | [2] [3] [4] |
| 2 | Detlef Wotschke | [1] [2] [3] [4] |