For citations:
Kaschenko S.A. Asymptotics of Eigenvalues of First Boundary Value Problem for Singularly Pertubed Second-order Differential Equation with Turning Points. Modeling and Analysis of Information Systems. 2015;22(5):682-710. (In Russ.) https://doi.org/10.18255/1818-1015-2015-5-682-710