Protsakh NP. Inverse Problem for a Semilinear Ultraparabolic Equation with Unknown Right-Hand Side. Ukr. Mat. Zhurn. [Internet]. 2014 Mar. 25 [cited 2025 Dec. 5];66(3):333–348. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/2136