共 8 条
[1]
ALBERT AA, 1939, 24 AM MATH SOC COLL
[2]
BAK A, 1969, MODULES QUADRATIC FO
[3]
Bass H., 1968, ALGEBRAIC THEORY
[4]
BOURBAKI N, 1958, ALGEBRE, pCH8
[6]
KNESER M, 1972, WITTS SATZ QUADRATIS
[8]
WALL CTC, 1970, PROC CAMB PHILOS S-M, V67, P243