Elman, Richard, and Lam, Tsit-Yuen. "Quadratic Forms and the u-Invariant. I.." Mathematische Zeitschrift 131 (1973): 283-304. <http://eudml.org/doc/171898>.
@article{Elman1973, author = {Elman, Richard, Lam, Tsit-Yuen}, journal = {Mathematische Zeitschrift}, pages = {283-304}, title = {Quadratic Forms and the u-Invariant. I.}, url = {http://eudml.org/doc/171898}, volume = {131}, year = {1973}, }
TY - JOUR AU - Elman, Richard AU - Lam, Tsit-Yuen TI - Quadratic Forms and the u-Invariant. I. JO - Mathematische Zeitschrift PY - 1973 VL - 131 SP - 283 EP - 304 UR - http://eudml.org/doc/171898 ER -