Brauer, F., & Nohel, J. A. (1969). The qualitative theory of ordinary differential equations: An introduction. W. A. Benjamin.
シカゴスタイル引用形Brauer, Fred, , John A. Nohel. The Qualitative Theory of Ordinary Differential Equations: An Introduction. New York: W. A. Benjamin, 1969.
MLA引用形式Brauer, Fred, , John A. Nohel. The Qualitative Theory of Ordinary Differential Equations: An Introduction. W. A. Benjamin, 1969.
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