Graef, John R.; Spikes, Paul W. Asymptotic behavior of solutions of a forced second order neutral delay equation. (English) Zbl 0859.34050 Ann. Differ. Equations 12, No. 2, 137-146 (1996). Reviewer: M.Lizana (Merida) MSC: 34K99 34K40 34C11 34C15 PDF BibTeX XML Cite \textit{J. R. Graef} and \textit{P. W. Spikes}, Ann. Differ. Equations 12, No. 2, 137--146 (1996; Zbl 0859.34050) OpenURL
Graef, John R.; Spikes, Paul W. Continuability, boundedness, and convergence to zero of solutions of a perturbed nonlinear ordinary differential equation. (English) Zbl 0851.34050 Czech. Math. J. 45, No. 4, 663-683 (1995). Reviewer: J.Kalas (Brno) MSC: 34D05 34C11 34D10 PDF BibTeX XML Cite \textit{J. R. Graef} and \textit{P. W. Spikes}, Czech. Math. J. 45, No. 4, 663--683 (1995; Zbl 0851.34050) Full Text: EuDML OpenURL
Graef, John R.; Grammatikopoulos, Myron K.; Spikes, Paul W. Some results on the asymptotic behavior of the solutions of a second order nonlinear neutral delay equation. (English) Zbl 0762.34041 Oscillation and dynamics in delay equations, Proc. Spec. Sess. AMS, San Francisco/CA (USA) 1991, Contemp. Math. 129, 105-114 (1992). Reviewer: A.Halanay (Bucureşti) MSC: 34K99 34K40 34C11 34C15 PDF BibTeX XML Cite \textit{J. R. Graef} et al., Contemp. Math. 129, 105--114 (1992; Zbl 0762.34041) OpenURL
Graef, John R.; Spikes, Paul W.; Hatvani, L.; Karsai, J. Some stability-type results for second order nonlinear differential equations. (English) Zbl 0688.34034 Differential equations, Proc. EQUADIFF Conf., Xanthi/Greece 1987, Lect. Notes Pure Appl. Math. 118, 273-281 (1989). Reviewer: L.Hatvani MSC: 34D20 34A34 34D05 PDF BibTeX XML OpenURL
Graef, John R.; Grammatikopoulos, Myron K.; Spikes, Paul W. Asymptotic properties of solutions of nonlinear neutral delay differntial equations of the second order. (English) Zbl 0662.34070 Rad. Mat. 4, No. 1, 133-149 (1988). MSC: 34K99 34C10 34K25 34E05 PDF BibTeX XML Cite \textit{J. R. Graef} et al., Rad. Mat. 4, No. 1, 133--149 (1988; Zbl 0662.34070) OpenURL
Graef, John R.; Spikes, Paul W. On the asymptotic decay of oscillatory solutions of a nonlinear delay equation. (English) Zbl 0637.34057 Appl. Anal. 23, 11-21 (1986). Reviewer: Zhicheng Wang MSC: 34K99 34C10 34C15 PDF BibTeX XML Cite \textit{J. R. Graef} and \textit{P. W. Spikes}, Appl. Anal. 23, 11--21 (1986; Zbl 0637.34057) Full Text: DOI OpenURL
Graef, John R.; Spikes, Paul W. On the oscillatory behavior of solutions of second order nonlinear differential equations. (English) Zbl 0627.34034 Czech. Math. J. 36(111), 275-284 (1986). Reviewer: E.Brommundt MSC: 34C10 34C15 PDF BibTeX XML Cite \textit{J. R. Graef} and \textit{P. W. Spikes}, Czech. Math. J. 36(111), 275--284 (1986; Zbl 0627.34034) Full Text: EuDML OpenURL
Graef, John R.; Kusano, Takaŝi; Onose, Hiroshi; Spikes, Paul W. On the asymptotic behavior of oscillatory solutions of functional differential equations. (English) Zbl 0541.34045 Funkc. Ekvacioj, Ser. Int. 26, 11-16 (1983). Reviewer: B.H.Stephan MSC: 34K99 34C10 34E99 PDF BibTeX XML Cite \textit{J. R. Graef} et al., Funkc. Ekvacioj, Ser. Int. 26, 11--16 (1983; Zbl 0541.34045) OpenURL
Graef, John R.; Spikes, Paul W. The limit point - limit circle problem for nonlinear equations. (English) Zbl 0487.34026 Spectral theory of differential operators, Proc. Conf., Birmingham/USA 1981, North-Holland Math. Stud. 55, 207-210 (1981). MSC: 34C05 34C15 34C11 34A34 PDF BibTeX XML OpenURL
Graef, John R.; Kitamura, Yuichi; Kusano, Takasi; Onose, Hiroshi; Spikes, Paul W. On the nonoscillation of perturbed functional differential equations. (English) Zbl 0425.34073 Pac. J. Math. 83, 365-373 (1979). MSC: 34K99 34C15 34A34 PDF BibTeX XML Cite \textit{J. R. Graef} et al., Pac. J. Math. 83, 365--373 (1979; Zbl 0425.34073) Full Text: DOI OpenURL
Graef, John R.; Spikes, Paul W. Boundedness and convergence to zero of solutions of a forced second-order nonlinear differential equation. (English) Zbl 0394.34027 J. Math. Anal. Appl. 62, 295-309 (1978). MSC: 34C11 34C10 34A12 PDF BibTeX XML Cite \textit{J. R. Graef} and \textit{P. W. Spikes}, J. Math. Anal. Appl. 62, 295--309 (1978; Zbl 0394.34027) Full Text: DOI OpenURL