Baranetskij Y, Demkiv I, Solomko A. Inverse problems of determining an unknown depending on time coefficient for a parabolic equation with involution and periodicity conditions. Carpathian Math. Publ. [Internet]. 2023 Mar. 27 [cited 2024 Nov. 24];15(1):5-19. Available from: https://ktipe.pnu.edu.ua/index.php/cmp/article/view/6394