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Periodic solutions of certain Lienard equations with delay. (English) Zbl 0231.34063

34K99 Functional-differential equations (including equations with delayed, advanced or state-dependent argument)
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[1] Bellman, R.E.; Cooke, K.L., Differential-difference equations, (1963), Academic Press New York
[2] Chafee, N., Two bifurcation problems, () · Zbl 0277.34083
[3] Davies, T.V.; James, E.M., Nonlinear differential equations, (1966), Addison-Wesley Reading, MA · Zbl 0135.30602
[4] Grafton, R.B., A periodicity theorem for autonomous functional differential equations, J. differential equations, 6, 87-109, (1969) · Zbl 0175.38503
[5] Hale, J.K., Linear functional differential equations with constant coefficients, Contr differential equations, 2, 291-317, (1963) · Zbl 0143.30702
[6] Hale, J.K.; Pere´llo, C., The neighborhood of a singular point of functional differential equations, Contr differential equations, 3, 351-375, (1964)
[7] Hale, J.K., Functional differential equations, (1971), Springer-Verlag New York · Zbl 0213.36901
[8] Lefschetz, S., Differential equations: geometric theory, (1962), Interscience New York · Zbl 0107.07101
[9] Minorsky, N., Nonlinear oscillations, (1962), Van Nostrand Princeton, NJ · Zbl 0123.06101
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