共 23 条
[11]
Hopcroft J.E., 1979, INTRO AUTOMATA THEOR
[13]
Karp R.M., 1972, COMPLEXITY COMPUTER
[14]
Ladner R. E., 1975, SIGACT News, V7, P18, DOI 10.1145/990518.990519
[16]
Savitch W. J., 1970, J COMPUT SYSTEM SCI, V4, P177, DOI [10.1016/S0022-0000(70)80006-X, DOI 10.1016/S0022-0000(70)80006-X]
[17]
SCHORR A, 1981, UNPUB SUPER CIRCUITS
[19]
Skyum S., 1981, 22nd Annual Symposium on Foundations of Computer Science, P244, DOI 10.1109/SFCS.1981.3
[20]
STOCKMEYER L, 1984, SIAM J COMP, V13, pR30