共 5 条
[1]
Bass H., 1968, ALGEBRAIC THEORY
[2]
BOURBAKI N, 1952, ALGEBRE, pCH6
[3]
LORENZ F, 1970, LECTURE NOTES MATHEM, V130
[4]
Pfister A., 1966, INVENT MATH, V1, P116, DOI 10.1007/BF01389724
[5]
Scharlau W., 1969, INVENT MATH, V6, P327