Arnold, V. I. 1., Levi, M., Szucs, J., & Levi, M. (1983). Geometrical methods in the theory of ordinary differential equations. New York: Springer-Verlag.
Παραπομπή Chicago StyleArnold, V. I. 1937-, Mark Levi, Joseph Szucs, and Mark Levi. Geometrical Methods in the Theory of Ordinary Differential Equations. New York: Springer-Verlag, 1983.
Παραπομπή MLAArnold, V. I. 1937-, Mark Levi, Joseph Szucs, and Mark Levi. Geometrical Methods in the Theory of Ordinary Differential Equations. New York: Springer-Verlag, 1983.
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