%0 Journal Article %A Lee, K. K. %T Comments on the Spinor Structure of Space-Time* %J Canadian mathematical bulletin %D 1975 %P 437-438 %V 18 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1975-083-1/ %R 10.4153/CMB-1975-083-1 %F 10_4153_CMB_1975_083_1