@article{RSMUP_1951__20__167_0,
     author = {Baldassarri, Mario},
     title = {Ricerche su certe classi di superficie d{\textquoteright}ordine $n$ dello $S_{u-p+1}$},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {167--183},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {20},
     year = {1951},
     mrnumber = {42157},
     zbl = {0043.15004},
     language = {it},
     url = {http://archive.numdam.org/item/RSMUP_1951__20__167_0/}
}