@article{10_14708_wm_v9i1_2287,
     author = {J. Onyszkiewicz},
     title = {W. {A.} {Pogorzelski,} {J.} {S{\l}upecki,} {O} dowodzie matematycznym},
     journal = {Wiadomo\'sci Matematyczne},
     pages = { 143--144},
     publisher = {mathdoc},
     volume = {9},
     number = {1},
     year = {1966},
     doi = {10.14708/wm.v9i1.2287},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/wm.v9i1.2287/}
}