@article{SMJ2_2003_29_2_a2,
     author = {Johanis, Michal},
     title = {Approximation of {Lipschitz} {Mappings}},
     journal = {Serdica Mathematical Journal},
     pages = {141--148},
     publisher = {mathdoc},
     volume = {29},
     number = {2},
     year = {2003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SMJ2_2003_29_2_a2/}
}