Gelfand, T. M., & Fomin, S. V. (1963). Calculus of variations. Prentice-Hall of India.
Chicago Edition CitationGelfand, T M., and S V. Fomin. Calculus of Variations. New Jersey: Prentice-Hall of India, 1963.
Deismireacht MLAGelfand, T M., and S V. Fomin. Calculus of Variations. Prentice-Hall of India, 1963.
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