1.
Būda V, Sapagovas M, Štikonienė O, Štikonas A. M-matrices and one-dimensional discrete Sturm–Liouville problems with nonlocal boundary conditions. NAMC [Internet]. 2025 Jul. 1 [cited 2025 Jul. 5];30(4):704-31. Available from: https://www.zurnalai.vu.lt/nonlinear-analysis/article/view/42210