Καραθεοδωρής, Κ. Σ., Dean, R. B., & Brandstatter, J. J. (1965). Calculus of variations and partial differential equations of the first order. San Francisco: Holden-Day.
Παραπομπή Chicago StyleΚαραθεοδωρής, Κωνσταντίνος Στ., Robert B. Dean, and Julius J. Brandstatter. Calculus of Variations and Partial Differential Equations of the First Order. San Francisco: Holden-Day, 1965.
Παραπομπή MLAΚαραθεοδωρής, Κωνσταντίνος Στ., Robert B. Dean, and Julius J. Brandstatter. Calculus of Variations and Partial Differential Equations of the First Order. San Francisco: Holden-Day, 1965.
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