@article{ASNSP_1971_3_25_1_163_0,
     author = {Star\'a, Jana},
     title = {Regularity results for non-linear elliptic systems in two dimensions},
     journal = {Annali della Scuola Normale Superiore di Pisa - Scienze Fisiche e Matematiche},
     pages = {163--190},
     publisher = {Scuola normale superiore},
     volume = {Ser. 3, 25},
     number = {1},
     year = {1971},
     mrnumber = {299935},
     zbl = {0215.45601},
     language = {en},
     url = {http://archive.numdam.org/item/ASNSP_1971_3_25_1_163_0/}
}