@article{BUMI_1964_3_19_2_a0,
     author = {Lavallee, Lorraine D.},
     title = {Mosaic spaces, $P_{1}$-mappings, and property $K$.},
     journal = {Bollettino della Unione matematica italiana},
     pages = {95--97},
     publisher = {mathdoc},
     volume = {Ser. 3, 19},
     number = {2},
     year = {1964},
     zbl = {0128.16602},
     mrnumber = {166748},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BUMI_1964_3_19_2_a0/}
}