LAX OPERATORS: General: Fadeev 94/04; Aspects of Integrability of Differential Systems and Fields by Costas J. Papachristou [2015/11] Discrete integrable systems, Darboux transformations, and Yang-Baxter maps by Deniz Bilman and Sotiris Konstantinou-Rizos [2016/12] Aspects: HIDDEN SYMMETRIES: Hidden Symmetries of Dynamics in Classical and Quantum Physics by Marco Cariglia [Reviews of Modern Physics 86, 1283 (2014)] Re: SOLITON EQUATIONS: Gerdjikov 2002/06; THE NET ADVANCE OF PHYSICS
LAX OPERATORS: