@article{10_4064_fm_166_1_2_87_107,
     author = {Saharon Shelah},
     title = {Strong covering without squares},
     journal = {Fundamenta Mathematicae},
     pages = {87--107},
     publisher = {mathdoc},
     volume = {166},
     number = {1},
     year = {2000},
     doi = {10.4064/fm-166-1-2-87-107},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-166-1-2-87-107/}
}