TY  - DATA
AU  - Oprea, John.
TI  - Differential geometry and its applications 
T2  - Classroom Resource Materials, 
SN  - 9781470450519 (online)
PY  - 2007///
CY  - Washington, D.C.
PB  - Mathematical Association of America
KW  - Geometry, Differential
N1  - Includes bibliographical references (p. 455-459) and index
UR  - https://doi.org/10.1090/clrm/059
ER  -