@article{10_4153_CMB_1960_036_x,
     author = {Wild, Jonathan},
     title = {On the {Index} of a {Symmetric} {Form}},
     journal = {Canadian mathematical bulletin},
     pages = {293--295},
     year = {1960},
     volume = {3},
     number = {3},
     doi = {10.4153/CMB-1960-036-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1960-036-x/}
}