共 5 条
[1]
Oscillation theorems for nonlinear differential equations of second order , J.Math. Grace,S. R. Anal .Appl . 1992
[2]
Oscillation criteria for second order linear differential equations, J.Math. Li,H. J. Analysis and Applications . 1995
[3]
Oscillation criteria for second order nonlinear delay equations, Canad.Math. Erbe,L. Bulletin . 1973
[4]
Oscillation criteria for certain nonlinear differential equations, J.Math. Rogovchenko,Y. V. Analysis and Applications . 1999
[5]
Oscillation criteria for second-order neutral delay equations, Comput. Li,H. J. and Yeh,C. C. Mathematica Applicata . 1998