Sultanaev, Ya.T., N.F. Valeev, and A. Yeskermessuly. 2025. “Asymptotics of Solutions of the Sturm-Liouville Equation in Vector-Function Space”. Eurasian Mathematical Journal 16 (3):90-101. https://doi.org/10.32523/2077-9879-2025-16-3-90-101.