Nudel’manM. A. (2005) “On Initial Data of a Simple Conservative Scattering System That Can Be Transferred to Zero by a Sequence of Inputs from <i>l </i&gt;²”, Ukrains’kyi Matematychnyi Zhurnal, 57(4), pp. 559–563. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/3621 (Accessed: 4December2024).