@article{AFM_2019_44_1_a6,
     author = {Rosemarie Bongers},
     title = {Stretching and rotation sets of quasiconformal mappings},
     journal = {Annales Fennici Mathematici},
     pages = {103{\textendash}123--103{\textendash}123},
     publisher = {mathdoc},
     volume = {44},
     number = {1},
     year = {2019},
     doi = {10.5186/aasfm.2019.4423},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.5186/aasfm.2019.4423/}
}