共 28 条
[1]
[Anonymous], 1994, OSCILLATION THEORY F
[2]
Balachandran K, 1996, INDIAN J PURE AP MAT, V27, P443
[3]
Banas J, 1980, LECT NOTES PURE APPL
[5]
BENCHOHRA M, 2000, DYNAM SYSTEMS APPL, V9, P405
[6]
BENCHOHRA M, 2000, COMM APPL NONLINEAR, V7, P21
[7]
BENCHOHRA M, 2000, GEORGIAN MATH J, V7, P221
[8]
BNECHOHRA M, 2000, COMMENT MATH U CAROL, V41, P485
[10]
Byszewski L., 1997, J APPL MATH STOCH AN, V10, P265