@article{MZ_1952__57_251809,
     author = {B.N. Prasad and U.N. Singh},
     title = {Corrigenda and {Addenda.} {On} the strong summability of the derived {Fourier} series and ist conjugate series. {Math.} {Zeitschr.} {Vol.} 56, pp. 280-288.},
     journal = {Mathematische Zeitschrift},
     pages = {481--482},
     publisher = {mathdoc},
     volume = {57},
     year = {1952},
     zbl = {0047.06904},
     url = {http://geodesic.mathdoc.fr/item/MZ_1952__57_251809/}
}