%0 Journal Article %A Ranicki, Andrew %T The L-Theory of Twisted Quadratic Extensions %J Canadian journal of mathematics %D 1987 %P 345-364 %V 39 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1987-017-x/ %R 10.4153/CJM-1987-017-x %F 10_4153_CJM_1987_017_x