Reduction and exact solutions of the eikonal equation
English version (Springer): Ukrainian Mathematical Journal 43 (1991), no. 4, pp 425–437.
Citation Example: Barannik L. F., Barannyk A. F., Fushchich V. I. Reduction and exact solutions of the eikonal equation // Ukr. Mat. Zh. - 1991. - 43, № 4. - pp. 461-474.
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