共 11 条
[1]
Bellman RKL, 1963, DIFFERENTIAL DIFFERE, DOI 10.1063/1.3050672
[2]
BRAYTON R. K., 1976, J MATH ANAL APPL, V18, P182
[4]
Driver RD, 1965, ARCH RATIONAL MECH A, V19, P149, DOI 10.1007/BF00282279
[5]
GRAMMATIKOPOULO.MK, UNPUB OSCILLATIONS 1
[6]
HALE J, 1977, THEORY FUNCTIONAL DI
[7]
ON DELAY DIFFERENTIAL-INEQUALITIES OF HIGHER-ORDER
[J].
CANADIAN MATHEMATICAL BULLETIN-BULLETIN CANADIEN DE MATHEMATIQUES,
1982, 25 (03)
:348-354
[8]
LADAS G, UNPUB J MATH PHYS SC
[9]
LADAS G, UNPUB OSCILLATIONS N