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Titchmarsh, E.C. (1958) Eigenfunction Expansions Associated with Second-Order Differential Equations. Vol. 2, Clarendon Press, Oxford.

has been cited by the following article:

• TITLE: Inverse Spectral Theory for a Singular Sturm Liouville Operator with Coulomb Potential

  AUTHORS: Etibar S. Panakhov, Ismail Ulusoy

  KEYWORDS: Coulomb Potential, Asymptotic Formula, Normalizing Eigenfunction

  JOURNAL NAME: Advances in Pure Mathematics, Vol.6 No.1, January 21, 2016

  ABSTRACT: We consider the inverse spectral problem for a singular Sturm-Liouville operator with Coulomb potential. In this paper, we give an asymptotic formula and some properties for this problem by using methods of Trubowitz and Poschel.