Nytrebych Z, Savka I, Shevchuk R, Symotiuk M. Conjugation problem with initial-nonlocal conditions for factorized higher order equations. Carpathian Math. Publ. [Internet]. 2025 Dec. 27 [cited 2026 Jan. 11];17(2):647-60. Available from: https://journals.pnu.edu.ua/index.php/cmp/article/view/8764