TY  - JOUR
AU  - Trew, S.
AU  - Zvengrowski, P.
TI  - Non-Parallelizability of Grassmann Manifolds
JO  - Canadian mathematical bulletin
PY  - 1984
SP  - 127
EP  - 128
VL  - 27
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1984-019-x/
DO  - 10.4153/CMB-1984-019-x
ID  - 10_4153_CMB_1984_019_x
ER  -