TY  - BOOK
AU  - Martin, George E..
TI  - Transformation Geometry: An Introduction to Symmetry / 
SN  - 0-387-90636-3
U1  - B6:2 
PY  - 1985///
CY  - New York 10010 : 
PB  - Springer-Verlag , 
KW  - Transformations
ER  -