Churchill, Ruel V Brown, James Ward Fourier series and boundary value problems / by Ruel V Churchill and James Ward Brown - 4th ed. - New York : McGraw-Hill Book Company , 1987 . - 292 p. Paper Back ISBN: 0071001646 Subjects--Topical Terms: Mathematics Fourier methodPartial differential equationsBoundary value problemsBessel functionsFourier integrals Dewey Class. No.: 515.243 3 / RUE-F