https://avesis.gazi.edu.tr/yayin/f1b0f1ac-7ab5-4265-b44f-c875a49290f4/spectral-analysis-of-a-difference-equation-with-interface-conditions-and-hyperbolic-eigenparameter-on-the-whole-axis
Spectral Analysis of A Difference Equation With Interface Conditions And Hyperbolic Eigenparameter...
spectral analysisdifference equation