Zettl, Anton.
Sturm-Liouville theory - Providence, R.I. : American Mathematical Society, c2005. - 1 online resource (xi, 328 p. : ill.) - Mathematical Surveys and Monographs, v. 121 2331-7159 ; .
Includes bibliographical references (p. 303-326) and index.
9781470413484 (online)
Sturm-Liouville equation.
Sturm-Liouville theory - Providence, R.I. : American Mathematical Society, c2005. - 1 online resource (xi, 328 p. : ill.) - Mathematical Surveys and Monographs, v. 121 2331-7159 ; .
Includes bibliographical references (p. 303-326) and index.
9781470413484 (online)
Sturm-Liouville equation.