TY  - BOOK
AU  - Polster Burkard
AU  - Steinke Gunter
TI  - Geometries on surfaces
SN  - 0-521-66058-0
U1  - 516.15 
PY  - 2001///
CY  - Cambridge
PB  - CUP
KW  - Surfaces(Geometry)
ER  -