@article{10_4064_sm_10_1_104_112,
     author = {A. Alexiewicz},
     title = {On multiplication of infinite series},
     journal = {Studia Mathematica},
     pages = {104--112},
     publisher = {mathdoc},
     volume = {10},
     number = {1},
     year = {1948},
     doi = {10.4064/sm-10-1-104-112},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-10-1-104-112/}
}