@article{ASNSP_2002_5_1_3_569_0,
     author = {Uguzzoni, Francesco and Lanconelli, Ermanno},
     title = {Degree theory for {VMO} maps on metric spaces},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {569--601},
     publisher = {Scuola normale superiore},
     volume = {Ser. 5, 1},
     number = {3},
     year = {2002},
     mrnumber = {1990673},
     zbl = {1109.35314},
     language = {en},
     url = {http://archive.numdam.org/item/ASNSP_2002_5_1_3_569_0/}
}