@article{CMH_1974__49_139590,
     author = {Richard Elman and T.Y. Lam},
     title = {Classification {Theorems} for {Quadratic} {Forms} over {Fields}},
     journal = {Commentarii mathematici Helvetici},
     pages = {373--381},
     publisher = {mathdoc},
     volume = {49},
     year = {1974},
     zbl = {0297.15024},
     url = {http://geodesic.mathdoc.fr/item/CMH_1974__49_139590/}
}