Kac, I. S. Integral characteristics of the growth of spectral functions for generalized second order boundary problems with boundary conditions at a regular end. (English) Zbl 0285.34017 Math. USSR, Izv. 5(1971), 161-191 (1972). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 2 Documents MSC: 34L99 Ordinary differential operators 34B15 Nonlinear boundary value problems for ordinary differential equations PDF BibTeX XML Cite \textit{I. S. Kac}, Math. USSR, Izv. 5, 161--191 (1972; Zbl 0285.34017) Full Text: DOI