共 5 条
[1]
DOUGLAS E, 1966, DUKE MATH J, V33, P197
[2]
DOUGLAS E, 1968, AMER MATH MONTHLY, V75, P648
[3]
DOUGLAS E, 1966, P AM MATH SOC, V17, P1435
[4]
GANTMACHER FR, 1959, THEORY MATRICES, V1, P33
[5]
Haynsworth E. V., 1968, LINEAR ALGEBRA APPL, V1, P73