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2. L.V. Kantorovich, V.I. Krylov, Approximate Methods of Higher Analysis, Interscience Publishers, 1958.
3. V.L. Rvachev, Geometric Applications of Logic Algebra, Naukova Dumka, 1967 (in Russian).
4. V.L. Rvachev, Theory of R-functions and Some Applications, Naukova Dumka, 1982 (in Russian).
5. Meshfree simulation of deforming domains;Shapiro;Computer-Aided Design,1999