- Min Zhao, Changzheng Qu, “Classification of the two-component Benjamin–Ono systems”, Theor Math Phys, 219, № 1, 2024, 638
- Mikhail V. Foursov, Marc Moreno Maza, “On Computer-assisted Classification of Coupled Integrable Equations”, Journal of Symbolic Computation, 33, № 5, 2002, 647