1.
Bandyrskii B, Lazurchak I, Makarov V, Sapagovas M. Eigenvalue Problem for the Second Order Differential Equation with Nonlocal. NAMC [Internet]. 2006 Feb. 27 [cited 2024 Apr. 29];11(1):13-32. Available from: https://www.journals.vu.lt/nonlinear-analysis/article/view/14762