@article{AA_2011_23_3_a1,
     author = {N. V. Budarina},
     title = {On primitively 2-universal quadratic forms},
     journal = {Algebra i analiz},
     pages = {31--62},
     publisher = {mathdoc},
     volume = {23},
     number = {3},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2011_23_3_a1/}
}