@article{AIHPC_2005__22_3_331_0,
     author = {Hencl, Stanislav and Koskela, Pekka},
     title = {Mappings of finite distortion : discreteness and openness for quasi-light mappings},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {331--342},
     publisher = {Elsevier},
     volume = {22},
     number = {3},
     year = {2005},
     doi = {10.1016/j.anihpc.2004.07.007},
     mrnumber = {2136727},
     zbl = {1076.30024},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.anihpc.2004.07.007/}
}