[1] AHMAD S.-LAZER A. C.:
On the oscillatory behaviour of a class of linear third order differential equations. J. Math. Anal. Appl. 28 (1970), 681-689.
MR 0248394
[2] DŽURINA J.:
Asymptotic properties of third order delay differential equations. Czechoslovak Math. J. 45 (1995), 443-448.
MR 1344509 |
Zbl 0842.34073
[3] DŽURINA J.:
Asymptotic properties of the third order differential equations. Nonlinear Anal. 26 (1996), 33-39.
MR 1354789
[4] ERBE L.:
Existence of oscillatory solutions and asymptotic behaviour for a class of third order linear differential equations. Pacific J. Math. 64 (1976), 369-385.
MR 0435508
[5] GYORI I.-LADAS G.:
Oscillation Theory of Delay Differential Equations. Clarendon Press, Oxford, 1991.
MR 1168471
[6] JONES G. D.:
Properties of solutions of a class of third-order differential equations. J. Math. Anal. Appl. 48 (1974), 165-169.
MR 0352608 |
Zbl 0289.34046
[7] KIGURADZE I. T.:
On the oscillation of solutions of the equation $d^m u/dt^m +a(t)|u|^n \sgn u = 0$. (Russian), Mat. Sb. 65 (1964), 172-187.
MR 0173060 |
Zbl 0135.14302
[8] KUSANO T.-NAITO M.:
Comparison theorems for functional differential equations with deviating arguments. J. Math. Soc. Japan 33 (1981), 509-532.
MR 0620288 |
Zbl 0494.34049
[9] LAZER A. C.:
The behaviour of solutions of the differential equation $y''' + p(x)y' + q(x)y = 0$. Pacific. J. Math. 17 (1966), 435-456.
MR 0193332
[10] PARHI N.-DAS P.:
On the oscillation of a ciass of linear homogeneous third order differential equations. Arch. Math. (Brno) 34 (1998), 435-443.
MR 1679638
[11] PARHI N.-PADHI, SESHADEV:
On asymptotic behaviour of delay differential equations of third order. Nonlinear Anal. 34 (1998), 391-403.
MR 1635717
[12] TRENCH W. F.:
Canonical forms and principal systems for general disconjugate equations. Trans. Amer. Math. Soc. 189 (1974), 319-327.
MR 0330632 |
Zbl 0289.34051