@article{CMUC_1984__25_4_a5,
     author = {Pellegrini Manara, S.},
     title = {On the $1$-generated $s$-near-fields},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {647--657},
     publisher = {mathdoc},
     volume = {25},
     number = {4},
     year = {1984},
     mrnumber = {782014},
     zbl = {0597.16031},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1984__25_4_a5/}
}