Não informado. (1993). Calculus of Variations and Partial Differential Equations. Springer Verlag.
Chicagoスタイル(17版)引用形式Não informado. Calculus of Variations and Partial Differential Equations. Berlin: Springer Verlag, 1993.
MLA(8版)引用形式Não informado. Calculus of Variations and Partial Differential Equations. Springer Verlag, 1993.
警告: この引用は必ずしも正確ではありません.