@article{10_4064_fm_114_2_149_157,
     author = {Murray Bell},
     title = {On the combinatorial principle {P(c)}},
     journal = {Fundamenta Mathematicae},
     pages = {149--157},
     publisher = {mathdoc},
     volume = {114},
     number = {2},
     year = {1981},
     doi = {10.4064/fm-114-2-149-157},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-114-2-149-157/}
}