@misc{WM_1907_11_Supplement_2_a2,
     title = {A. {Laisant:} {"L'initation} math\'ematique"},
     journal = {Wiadomo\'sci Matematyczne},
     pages = {81--87},
     publisher = {mathdoc},
     volume = {11},
     number = {Supplement_2},
     year = {1907},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/item/WM_1907_11_Supplement_2_a2/}
}