共 19 条
[1]
Agarwal R P., 2004, NONOSCILLATION OSCIL, V267
[4]
Al-Amri I. R., 2002, INT J MATH MATH SCI, V29, P245
[5]
OSCILLATIONS OF 1ST-ORDER NEUTRAL EQUATIONS WITH VARIABLE-COEFFICIENTS
[J].
MONATSHEFTE FUR MATHEMATIK,
1990, 109 (02)
:103-111
[7]
Elabbasy E. M., 2005, SERDICA MATH J, V31, P279
[8]
Erbe L., 1995, Oscillation theory for functional differential equations, DOI DOI 10.1201/9780203744727
[9]
GOPALSAMY K, 1992, CZECH MATH J, V42, P313