Chaudhuri, J.; Everitt, W. N. On the spectrum of ordinary second order differential operators. (English) Zbl 0194.17104 Proc. R. Soc. Edinb., Sect. A 68 (1967-68), 95-119 (1969). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 15 Documents Keywords:functional analysis PDF BibTeX XML Cite \textit{J. Chaudhuri} and \textit{W. N. Everitt}, Proc. R. Soc. Edinb., Sect. A, Math. 68, 95--119 (1969; Zbl 0194.17104) OpenURL