@article{10_4064_fm_71_2_171_177,
     author = {R. Mauldin},
     title = {\ensuremath{\sigma}-ideals and related {Baire} systems},
     journal = {Fundamenta Mathematicae},
     pages = {171--177},
     publisher = {mathdoc},
     volume = {71},
     number = {2},
     year = {1971},
     doi = {10.4064/fm-71-2-171-177},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-71-2-171-177/}
}