@article{10_4064_ap98_3_1,
     author = {Xiao-Min Li and Hong-Xun Yi},
     title = {Uniqueness of meromorphic functions
 sharing a meromorphic function of a smaller order
 with their derivatives},
     journal = {Annales Polonici Mathematici},
     pages = {207--219},
     publisher = {mathdoc},
     volume = {98},
     number = {3},
     year = {2010},
     doi = {10.4064/ap98-3-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap98-3-1/}
}