I. M. Mendez-Zuñiga, T. L. Belyaeva, M. A. Agüero and V.N. Serkin (2025) “Multisoliton Bound States in the Fourth-Order Concatenation Model of the Nonlinear Schrödinger Equation Hierarchy”, Transactions in Optics and Photonics, 1(1), pp. 22–33. Available at: https://ojs.wiserpub.com/index.php/top/article/view/5835 (Accessed: 5 December 2025).