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On the evolution of higher dimensional Heisenberg continuum spin systems
Lakshmanan, M., (1981)
Geometrical and gauge equivalence of the generalized Hirota, Heisenberg and Wkis equations with linear inhomogeneities
Lakshmanan, M., (1985)
Perturbation of solitons in the classical continuum isotropic Heisenberg spin system
Daniel, M., (1983)