@article{10_4064_fm_134_2_171_182,
     author = {H. Bennett and J. Chaber},
     title = {Weak covering properties and the class {MOBI}},
     journal = {Fundamenta Mathematicae},
     pages = {171--182},
     publisher = {mathdoc},
     volume = {134},
     number = {2},
     year = {1990},
     doi = {10.4064/fm-134-2-171-182},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-134-2-171-182/}
}