Vorob’evIV. Expansion of a Self-Adjoint Absolutely Continuous Singular Integral Operator in Generalized Eigenvectors and Its Diagonalization. Ukr. Mat. Zhurn. [Internet]. 2003Jan.25 [cited 2024Jul.27];55(1):138-45. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/3896