Salvadori, M. G., & Schwarz, R. J. (1954). Differential equations in engineering problems. New York: Prentice Hall.
Παραπομπή Chicago StyleSalvadori, Mario G., and Ralph J. Schwarz. Differential Equations in Engineering Problems. New York: Prentice Hall, 1954.
Παραπομπή MLASalvadori, Mario G., and Ralph J. Schwarz. Differential Equations in Engineering Problems. New York: Prentice Hall, 1954.
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