共 31 条
[2]
Balas E, 1983, P CHIN US S SYST AN
[3]
BEASLEY JE, 1990, NAV RES LOG, V37, P151, DOI 10.1002/1520-6750(199002)37:1<151::AID-NAV3220370110>3.0.CO
[4]
2-2
[9]
Becker T., 1993, GROBNER BASES
[10]
BERALDI P, 2001, 322001 RUTG U