Kot MG. Asymptotics of the eigenvalues of approximating differential equations with d-different coefficients. Журнал Белорусского государственного университета. Математика. Информатика [Internet]. 2017 Dec. 2 [cited 2026 Jul. 18];(1):4-10. Available from: https://journals.bsu.by/index.php/mathematics/article/view/730