TY  - BOOK
AU  - Tyrrell,J.A.
AU  - Semple,J.G.
TI  - Generalized Clifford parallelism
SN  - 0521080428 :
U1  -  516.57 
PY  - 1971///
CY  - Cambridge
PB  - The University Press
KW  - Geometry, Projective
KW  - Parallels (Geometry)
N1  - Includes bibliographical references and index
ER  -