Boas, Ralph Philip. Integrability theorems for trigonometric transforms / by Ralph P. Boas, Jr. - Berlin ; New York : Springer-Verlag , 1967. - 65 p. ; 24 cm. - Ergebnisse der Mathematik und ihrer Grenzgebiete, Bd. v.38 . Includes bibliographical references. Subjects--Topical Terms: Fourier series. Dewey Class. No.: 517.355 BOA