Coddington, E. A., & Levinson, N. (1955). Theory of Ordinary Differential Equations. McGraw-Hill.
Chicago-čujuhus (17. p.)Coddington, Earl A., juo Norman Levinson. Theory of Ordinary Differential Equations. New York: McGraw-Hill, 1955.
MLA-čujuhus (9. p.)Coddington, Earl A., juo Norman Levinson. Theory of Ordinary Differential Equations. McGraw-Hill, 1955.
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