Hopf, L. (1948). Introduction to the differential equations of physics. Dover.
Chicagoスタイル(17版)引用形式Hopf, L. Introduction to the Differential Equations of Physics. Nueva York: Dover, 1948.
MLA(9版)引用形式Hopf, L. Introduction to the Differential Equations of Physics. Dover, 1948.
警告: この引用は必ずしも正確ではありません.