@article{10_14708_cm_v23i1_6034,
     author = {D. Jack and W. Orlicz},
     title = {Some classes on {Saks} spaces},
     journal = {Commentationes Mathematicae},
     pages = { 41--48},
     publisher = {mathdoc},
     volume = {23},
     number = {1},
     year = {1983},
     doi = {10.14708/cm.v23i1.6034},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/cm.v23i1.6034/}
}