Selfadjoint boundary value problems for the Tricomi equation
T. Sh. Kal'menov

This publication is cited in the following articles:

1. Nurlan S. Imanbaev, “Characteristic determinant of a perturbed regular third-order differential operator on an interval”, Zhurn. SFU. Ser. Matem. i fiz., 18:1 (2025), 25–31