TY  - BOOK
AU  - Tyrrell, J. A. and Semple, J. G.
AU  - Semple, J. G. ; jt. auth.
TI  - Generalized clifford parallelism
T2  - Cambridge tracts in Mathematics and Mathematical Physics
U1  - 516 
PY  - 1971///
CY  - Cambridge
PB  - Cambridge University Press
ER  -