@article{10_4153_CJM_1974_118_0,
     author = {Ware, Roger},
     title = {A {Note} on {Quadratic} {Forms} and the u-invariant},
     journal = {Canadian journal of mathematics},
     pages = {1242--1244},
     year = {1974},
     volume = {26},
     number = {5},
     doi = {10.4153/CJM-1974-118-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1974-118-0/}
}