共 6 条
[2]
ATKINSON FV, 1957, P GLASGOW MATH ASSOC, V3, P105
[3]
Coppel W., 1965, STABILITY ASYMPTOTIC
[4]
EASTHAM MSP, 1983, J LOND MATH SOC, V28, P507
[5]
EASTHAM MSP, 1983, LECTURE NOTES MATH, V1032