J. van der Linden, H.W. Capel, F.W. Nijhoff, “Linear integral equations and multicomponent nonlinear integrable systems II”, Physica A: Statistical Mechanics and its Applications, 160, no. 2, 1989, 235
V. S. Gerdjikov, A. O. Smirnov, 2522, APPLICATION OF MATHEMATICS IN TECHNICAL AND NATURAL SCIENCES: 13th International Hybrid Conference for Promoting the Application of Mathematics in Technical and Natural Sciences - AMiTaNS’21, 2022, 030004
Vladimir Stefanov Gerdjikov, Aleksander Aleksiev Stefanov, “Riemann–Hilbert Problems, Polynomial Lax Pairs, Integrable Equations and Their Soliton Solutions”, Symmetry, 15, no. 10, 2023, 1933
H. Wajahat A. Riaz, Mahmood ul Hassan, “Multisoliton solutions of integrable discrete and semi-discrete principal chiral equations”, Communications in Nonlinear Science and Numerical Simulation, 54, 2018, 416
Alexander Sakhnovich, “Harmonic maps, Bäcklund–Darboux transformations and ‘line solution’ analogues”, J. Phys. A: Math. Gen., 39, no. 50, 2006, 15379
F. Guil, M. Mañas, “Two-dimensional integrable systems and self-dual Yang–Mills equations”, Journal of Mathematical Physics, 35, no. 6, 1994, 2902
Jessica Trespalacios, “Global Existence and Long-Time Behavior in the 1 + 1-Dimensional Principal Chiral Model with Applications to Solitons”, Ann. Henri Poincaré, 2024