1.
Fabiano N, Parvaneh V. Existence of a solution for a general order boundary value problem using the Leray-Schauder fixed point theorem. Vojnoteh. glas. [Internet]. 2021 Feb. 23 [cited 2026 Jul. 12];69(2):323-37. Available from: https://asistent.ceon.rs/index.php/vtg/article/view/29703