@article{AUM_2010_54_1_a1,
     author = {Gregorczyk, Magdalena and Widomski, Jaros{\l}aw},
     title = {Harmonic mappings in the exterior of the unit disk},
     journal = {Annales Universitatis Mariae Curie-Sk{\l}odowska. Mathematica },
     publisher = {mathdoc},
     volume = {54},
     number = {1},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUM_2010_54_1_a1/}
}