Periodic solutions of x" + f(μ, x) = 0
G. J. Butler ; H. I. Freedman
Annales Polonici Mathematici, Tome 36 (1979), p. 29-41 / Harvested from The Polish Digital Mathematics Library
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Publié le : 1979-01-01
EUDML-ID : urn:eudml:doc:263348 
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     title = {Periodic solutions of x" + f($\mu$, x) = 0},
     journal = {Annales Polonici Mathematici},
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     year = {1979},
     pages = {29-41},
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G. J. Butler; H. I. Freedman. Periodic solutions of x" + f(μ, x) = 0. Annales Polonici Mathematici, Tome 36 (1979) pp. 29-41. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-01ffe8fb-3a29-4912-8bc6-544f82f845e5/