共 13 条
[1]
[Anonymous], 1969, SIAM J APPL MATH
[3]
Bruno J.L., 1974, IFIPS C, V74, P504
[4]
Garey Michael R., 1979, COMPUTERS INTRACTABI
[9]
Kafura D. G., 1977, SIAM Journal on Computing, V6, P167, DOI 10.1137/0206014