Friedrichs, K. O. (1965). Lectures on advanced ordinary diferential equations. Gordon and Breach.
Chicago Style (17. basım) AtıfFriedrichs, Kurt Otto. Lectures on Advanced Ordinary Diferential Equations. Nueva York: Gordon and Breach, 1965.
MLA (9th ed.) AtıfFriedrichs, Kurt Otto. Lectures on Advanced Ordinary Diferential Equations. Gordon and Breach, 1965.
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