@article{10_4064_sm_12_1_117_124,
     author = {R. Sikorski},
     title = {On the existence of the generalized limit},
     journal = {Studia Mathematica},
     pages = {117--124},
     publisher = {mathdoc},
     volume = {12},
     number = {1},
     year = {1951},
     doi = {10.4064/sm-12-1-117-124},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-12-1-117-124/}
}