@article{10_4064_fm_95_2_129_139,
     author = {R. Mauldin},
     title = {On rectangles and countably generated families},
     journal = {Fundamenta Mathematicae},
     pages = {129--139},
     year = {1977},
     volume = {95},
     number = {2},
     doi = {10.4064/fm-95-2-129-139},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-95-2-129-139/}
}