@article{RSMUP_1980__63__199_0,
     author = {Ballico, Edoardo},
     title = {Fibrati principali su spazi complessi $q$-completi},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {199--202},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {63},
     year = {1980},
     mrnumber = {605793},
     zbl = {0498.32008},
     language = {it},
     url = {http://archive.numdam.org/item/RSMUP_1980__63__199_0/}
}