E. H. Saidi, M. B. Sedra, “On the Gelfand–Dickey algebra GD(SLn) and the W n-symmetry. I. The bosonic case”, Journal of Mathematical Physics, 35:6 (1994), 3190
H. Aratyn, L.A. Ferreira, A.H. Zimerman, “On discrete symmetries of the multi-boson KP hierarchies”, Physics Letters B, 327:3-4 (1994), 266
H Aratyn, E Nissimov, S Pacheva, “Hamiltonian structures of the multi-boson KP hierarchies, abelianization and lattice formulation”, Physics Letters B, 331:1-2 (1994), 82
A. N. Leznov, A. V. Razumov, “Hamiltonian properties of the canonical symmetry”, Journal of Mathematical Physics, 35:8 (1994), 4067
S.James Gates, Hitoshi Nishino, “Supersymmetric integrable systems embedded in supersymmetric self-dual Yang-Mills theory”, Physics Letters B, 299:3-4 (1993), 255
Bing Xu, “(1+1)-dimensional integrable Hamiltonian systems reduced from symmetry constraints of the KP hierarchy”, Inverse Problems, 9:2 (1993), 355
L. Fehér, J. Harnad, I. Marshall, “Generalized Drinfeld-Sokolov reductions and KdV type hierarchies”, Commun.Math. Phys., 154:1 (1993), 181
H Aratyn, E Nissimov, S Pacheva, I Vaysburd, “R-matrix formulation of KP hierarchies and their gauge equivalence”, Physics Letters B, 294:2 (1992), 167
Bing Xu, Yishen Li, “(1+1)-dimensional Hamiltonian systems as symmetry constraints of the Kadomtsev-Petviashvili equation”, J. Phys. A: Math. Gen., 25:10 (1992), 2957
Marek Antonowicz, “Gel'fand-Dikii hierarchies with sources and Lax representation for restricted flows”, Physics Letters A, 165:1 (1992), 47