TY - JOUR AU - B.N. Prasad AU - U.N. Singh TI - Corrigenda and Addenda. On the strong summability of the derived Fourier series and ist conjugate series. Math. Zeitschr. Vol. 56, pp. 280-288. JO - Mathematische Zeitschrift PY - 1952 SP - 481 EP - 482 VL - 57 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1952__57_251809/ ID - MZ_1952__57_251809 ER -