Ezeilo, J. O. C. Periodic solutions of certain third order differential equations. (English) Zbl 0328.34036 Atti Accad. Naz. Lincei, VIII. Ser., Rend., Cl. Sci. Fis. Mat. Nat. 57(1974), 54-60 (1975). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document MSC: 34C25 Periodic solutions to ordinary differential equations × Cite Format Result Cite Review PDF