@article{10_4064_ap_55_1_361_369,
     author = {J. Zaj\k{a}c},
     title = {Distortion function and quasisymmetric mappings},
     journal = {Annales Polonici Mathematici},
     pages = {361--369},
     publisher = {mathdoc},
     volume = {55},
     number = {1},
     year = {1991},
     doi = {10.4064/ap-55-1-361-369},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-55-1-361-369/}
}