Καραθεοδωρής, Κ., Dean, R. B., & Brandstatter, J. J. (1982). Calculus of variations and partial differential equations of the first order (2nd (rev.) English ed.). New York: Chelsea Pub. Co..
Παραπομπή Chicago StyleΚαραθεοδωρής, Κωνσταντίνος, Robert B. Dean, and Julius J. Brandstatter. Calculus of Variations and Partial Differential Equations of the First Order. 2nd (rev.) English ed. New York: Chelsea Pub. Co., 1982.
Παραπομπή MLAΚαραθεοδωρής, Κωνσταντίνος, Robert B. Dean, and Julius J. Brandstatter. Calculus of Variations and Partial Differential Equations of the First Order. 2nd (rev.) English ed. New York: Chelsea Pub. Co., 1982.
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