Churchill, R. V., & Brown, J. W. (1987). Fourier series and boundary value problems (4th ed.). McGraw-Hill.
Παραπομπή Chicago StyleChurchill, Ruel Vance, και James Ward Brown. Fourier Series and Boundary Value Problems. 4th ed. New York: McGraw-Hill, 1987.
Παραπομπή MLAChurchill, Ruel Vance, και James Ward Brown. Fourier Series and Boundary Value Problems. 4th ed. McGraw-Hill, 1987.
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