共 5 条
[1]
GOHBERG I, 1971, INTRO THEORIE OPERAT
[2]
HALE JK, 1975, B UNIONE MAT ITAL, V11, P209
[3]
Hartman P., 2010, CLASSICS APPL MATH, V38
[4]
HERMAN MR, 1976, THESIS U PARIS SUD C
[5]
Krein S. G., 1971, TRANSLATIONS MATH MO