@article{MZ_1956__65_169607,
     author = {M.S. Ramanujan},
     title = {Theorems on the product of {quasi-Hausdorff} and {Abel} tranforms.},
     journal = {Mathematische Zeitschrift},
     pages = {442--447},
     publisher = {mathdoc},
     volume = {65},
     year = {1956},
     zbl = {0073.27902},
     url = {http://geodesic.mathdoc.fr/item/MZ_1956__65_169607/}
}