@article{AFM_1980_5_1_a5,
     author = {Pekka Tukia},
     title = {The planar {Sch\"onflies} theorem for {Lipschitz} maps},
     journal = {Annales Fennici Mathematici},
     pages = {49--72},
     publisher = {mathdoc},
     volume = {5},
     number = {1},
     year = {1980},
     doi = {10.5186/aasfm.1980.0529},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1980.0529/}
}