共 6 条
[1]
ANICHINI G, NONLINEAR ANAL THEOR, V1, P691
[2]
Hartman P., 2010, CLASSICS APPL MATH, V38
[3]
HARTMAN P, 1971, LECTURE NOTES MATH, P208
[4]
KARTSATOS AG, 1974, PAC J MATH, V53, P425
[5]
OLECH C, 1959, B ACAD POL SCI, V7, P319
[6]
Smart D. R., 1974, CAMBRIDGE TRACTS MAT