@article{10_4064_fm169_3_2,
     author = {L\'ucia Junqueira and Piotr Koszmider},
     title = {On families of {Lindel\"of} and related subspaces of $2^{\omega _1}$},
     journal = {Fundamenta Mathematicae},
     pages = {205--231},
     publisher = {mathdoc},
     volume = {169},
     number = {3},
     year = {2001},
     doi = {10.4064/fm169-3-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm169-3-2/}
}