Symmetry and exact solutions of nonlinear Galilei-invariant equations for a spinor field
English version (Springer): Ukrainian Mathematical Journal 43 (1991), no. 4, pp 458–463.
Citation Example: Zhdanov R. Z. Symmetry and exact solutions of nonlinear Galilei-invariant equations for a spinor field // Ukr. Mat. Zh. - 1991. - 43, № 4. - pp. 496-503.
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