@article{AUPO_2006__45_1_a13,
     author = {Raguso, Grazia and Rella, Luigia},
     title = {Density of a family of linear varietes},
     journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica},
     pages = {143--152},
     publisher = {mathdoc},
     volume = {45},
     number = {1},
     year = {2006},
     mrnumber = {2321306},
     zbl = {1123.53038},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUPO_2006__45_1_a13/}
}