Boyce, R. E., & DiPrima, R. C. (1977). Elementary differential equations and boundary value problems (3rd ed.). New York: John Wiley & Sons.
Παραπομπή Chicago StyleBoyce, Richard E., and Richard C. DiPrima. Elementary Differential Equations and Boundary Value Problems. 3rd ed. New York: John Wiley & Sons, 1977.
Παραπομπή MLABoyce, Richard E., and Richard C. DiPrima. Elementary Differential Equations and Boundary Value Problems. 3rd ed. New York: John Wiley & Sons, 1977.
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