Nemytskii, V. a. V. S. Qualitative Theory of Differential Equations. Princeton University Press, 1960.
Chicago Style CitationNemytskii, V.V. and V.V. Stepanov. Qualitative Theory of Differential Equations. Princeton University Press, 1960.
MLA CitationNemytskii, V.V. and V.V. Stepanov. Qualitative Theory of Differential Equations. Princeton University Press, 1960.
Warning: These citations may not always be 100% accurate.