Akhtyamov, A. M., Sadovnichy, V. A. and Sultanaev, Y. T. (2017) “Inverse problem for the diffusion operator with symmetric functions and general boundary conditions”, Eurasian Mathematical Journal, 8(1), pp. 10–22. Available at: https://emj.enu.kz/index.php/main/article/view/651 (Accessed: 5 January 2026).