@article{10_4064_ap81_2_4,
     author = {Wei-Ran L\"u and Hong-Xun Yi},
     title = {Unicity theorems for meromorphic
 functions that share three values},
     journal = {Annales Polonici Mathematici},
     pages = {131--138},
     publisher = {mathdoc},
     volume = {81},
     number = {2},
     year = {2003},
     doi = {10.4064/ap81-2-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap81-2-4/}
}