1.
Coskun H, Baskaya E. Asymptotics of eigenvalues of regular Sturm-Liouville problems with eigenvalue parameter in the boundary condition for integrable potential. Math. Scand. [Internet]. 2010 Dec. 1 [cited 2026 Jul. 24];107(2):209-23. Available from: https://journals.msp.org/mscand/article/view/545