@article{10_4064_fm_42_2_271_275,
     author = {Andrzej Mostowski},
     title = {Contributions to the theory of definable sets and functions},
     journal = {Fundamenta Mathematicae},
     pages = {271--275},
     publisher = {mathdoc},
     volume = {42},
     number = {2},
     year = {1955},
     doi = {10.4064/fm-42-2-271-275},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-42-2-271-275/}
}