Kusano, Takasi; Onose, Hiroshi; Tobe, Hiroyuki On the oscillation of second order nonlinear ordinary differential equations. (English) Zbl 0326.34044 Hiroshima Math. J. 4, 491-499 (1974). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 5 Documents MSC: 34C10 Oscillation theory, zeros, disconjugacy and comparison theory for ordinary differential equations PDFBibTeX XMLCite \textit{T. Kusano} et al., Hiroshima Math. J. 4, 491--499 (1974; Zbl 0326.34044)