%0 Journal Article %A Everitt, William Norrie %A Wray, S. D. %T A singular spectral identity and inequality involving the Dirichlet integral of an ordinary differential expression %J Czechoslovak Mathematical Journal %D 1982 %P 589-607 %V 32 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1982.101836/ %R 10.21136/CMJ.1982.101836 %G en %F 10_21136_CMJ_1982_101836