@article{10_4064_fm205_1_4,
     author = {Asger T\"ornquist and William Weiss},
     title = {Definable {Davies'} theorem},
     journal = {Fundamenta Mathematicae},
     pages = {77--89},
     publisher = {mathdoc},
     volume = {205},
     number = {1},
     year = {2009},
     doi = {10.4064/fm205-1-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm205-1-4/}
}