共 19 条
[1]
BERMAN L, 1980, THEOR COMPUT SCI, V11, P71, DOI 10.1016/0304-3975(80)90037-7
[9]
GURARI EM, 1982, MATH SYST THEORY, V15, P211
[10]
HOPCROFT J, 1967, JCSS, V1, P166