1. The equivalence problem for deterministic two-tape automata;Bird;JCSS,1973
2. Deterministic context-free languages;Ginsburg;Inf. and Control,1966
3. Finite-turn pushdown automata;Ginsburg;SIAM J. on Control,1966
4. Real time strict deterministic languages;Harrison;SIAM J. on Computing,1972
5. Properties of deterministic topdown grammars;Rosenkrantz;Inf. and Control,1970