
The Lie algebra structure of degenerate Hamiltonian and Bi-Hamiltonian systems
In: Progress of Theoretical Physics, Jg. 1982, S. 1082-11042009
The Lie algebra structure of nonlinear evolution equations admitting infinite dimensional abelian symmetry groups
In: Progress of Theoretical Physics, Jg. 1981, S. 861-8762009
Linear aspects in the theory of solitons and nonlinear integrable equations
In: Journal of the Physical Society of Japan, Jg. 1991, S. 1473-14962009
Mastersymmetries for completely integrable systems in statistical mechanics
In: Applications of field theory to statistical mechanics : proceedings of the Sitges Conference on Statistical Mechanics, Sitges, Barcelona/Spain, June 10 - 15, 1984 (Lecture Notes in Physics : 216), Jg. 1985, S. 305-3152009
Mastersymmetries, higher order time-dependent symmetries and conserved densities of nonlinear evolution equations
In: Progress of Theoretical Physics, Jg. 1983, S. 1508-15222009


Pure soliton solutions of some nonlinear partial differential equations
In: Communications in Mathematical Physics, Jg. 1977, S. 187-1942009



Some recent results on solitons, symmetries and conservation laws in nonlinear dynamics
In: Proceedings of the 14th ICGTMP: International Colloquium on Group Theoretical Methods in Physics : 26-30 August 1985, Seoul Korea, Jg. 14.1986, S. 421-4242009
The tangent bundle for multisolitons
ideal structure for completely integrable systemsIn: Nonlinear evolution equations and dynamical systems: nonlinear danamics : proceedings (Research reports in Physics), Jg. 1990, S. 114-1222009

