@article{CM_1951__9__80_0,
     author = {Hadwiger, H.},
     title = {Ueber die {Jordansche} {Me{\ss}barkeit} von {Vereinigung} und {Durchschnitt} beliebig vieler {Punktmengen}},
     journal = {Compositio Mathematica},
     pages = {80--84},
     publisher = {Kraus Reprint},
     volume = {9},
     year = {1951},
     mrnumber = {40384},
     zbl = {0042.05702},
     language = {de},
     url = {http://www.numdam.org/item/CM_1951__9__80_0/}
}