1 |
H. Bereketoglu, On the instability of trivial solutions of a class of eighth-order differential equations, Indian J. Pure Appl. Math. 22 (1991), no. 3, 199-202.
|
2 |
L. E. El'sgol'ts, Introduction to the theory of differential equations with deviating arguments, Translated from the Russian by Robert J. McLaughlin Holden-Day, Inc., San Francisco, Calif.-London-Amsterdam, 1966.
|
3 |
S. A. Iyase, Periodic solutions of certain eighth order differential equations. J. Nigerian Math. Soc. 14/15 (1995/96), 31-39.
|
4 |
N. N. Krasovskii, On conditions of inversion of A. M. Lyapunov's theorems on instability for stationary systems of differential equations, (Russian) Dokl. Akad. Nauk SSSR (N.S.) 101 (1955), 17-20.
|
5 |
C. Tunc, Instability of solutions of a certain non-autonomous vector differential equation of eighth-order, Ann. Differential Equations 22 (2006), no. 1, 7-12.
|
6 |
C. Tunc, Nonexistence of nontrivial periodic solutions to a class of nonlinear differential equations of eighth order, Bull. Malays. Math. Sci. Soc. (2) 32 (2009), no. 3, 307-311.
|
7 |
C. Tunc, On the instability of solutions of an eighth order nonlinear differential equation of retarded type, Proyecciones. 30 (2011), no.1, 43-50.
DOI
|
8 |
C. Tunc, An instability theorem for solutions of a kind of eighth order nonlinear delay differential equations, World Applied Sciences Journal 12 (5), (2011), 619-623.
|
9 |
C. Tunc and E. Tunc, An instability theorem for a class of eighth-order differential equations, (Russian) Differ. Uravn. 42 (2006), no. 1, 135-138, 143
|
10 |
translation in Differ. Equ. 42 (2006), no. 1, 150-154.
DOI
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