@article{10_14708_cm_v8i2_5518,
     author = {M. Kalecki},
     title = {O pewnych sumach rozci\k{a}gni\k{e}tych na liczby pierwsze lub czynniki pierwsze},
     journal = {Commentationes Mathematicae},
     pages = { 121--129},
     publisher = {mathdoc},
     volume = {8},
     number = {2},
     year = {1964},
     doi = {10.14708/cm.v8i2.5518},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/cm.v8i2.5518/}
}