Calculus of Variations & Partial Differential Equations. Springer Nature.
Citazione stile Chigago Style (17a edizione)Calculus of Variations & Partial Differential Equations. Springer Nature.
Citatione MLA (9a ed.)Calculus of Variations & Partial Differential Equations. Springer Nature.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.