TY  - DATA
AU  - Sved, Marta.
TI  - Journey into geometries 
T2  - Spectrum, 
SN  - 9781470457280 (online)
PY  - 1991///]
CY  - Washington, D.C.
PB  - Mathematical Association of America
KW  - Geometry
N1  - Includes bibliographical references
UR  - https://doi.org/10.1090/spec/003
ER  -